河南省周口中英文学校2015-2016学年高一化学下学期第一次月考试题
河南省周口市中英文学校2015届高考化学模拟试卷(三)

2015年河南省周口市中英文学校高考化学模拟试卷(三)一、选择题(共7小题,每小题6分,满分42分)3.(6分)(2015•浙江模拟)四种短周期元素W、X、Y、Z 的原子序数依次增大,其原子的最外层电子数之和为19,W和X元素原子核的质子数之比为1:2,X和Y的电子数之差为4.下4.(6分)(2015•浙江模拟)海洋电池,是以铝合金为电池负极,金属(Pt、Fe)网为正极,科学家把正极制成仿鱼鳃的网状结构.用海水为电解质溶液,它靠海水中的溶解氧与铝反应产生电能的.海水中只含有0.5%的溶解氧.不放入海洋时,铝极就不会在空气中被氧化,可以长期储存.用时,把电池放入海水中,便可供电,电池设计使用周期可长达一年以上,避免经常交换电池的麻烦.即使更换,也只是换一块铝合金板,电池总反应式:4Al+3O2十5.(6分)(2015•浙江模拟)下列化学用语或物质的性质描述正确的是()件下被氧气氧化成乙酸7.(6分)(2015•周口校级模拟)某溶液中可能含有H+、NH4+、Mg2+、Al3+、Fe3+、CO32﹣、SO42﹣、NO3﹣中的几种.①若加入锌粒,产生无色无味的气体;②若加入NaOH溶液,产生白色沉淀,且产生的沉淀量与加入NaOH的物质的量之间的关系如下图所示.则下列说法正确的是()二、解答题(共4小题,满分48分)8.(6分)(2015•浙江模拟)氯及其化合物在生活中应用广泛.(1)指出氯元素在周期表中的位置(2)将铁片插入盛有少量新制氯水试管中,无气泡产生,用长滴管吸取KSCN溶液滴入铁片附近,溶液变红色,然后红色消失.显红色的离子方程式为(3)向新制氯水加入碳酸钙固体,可以收集2种气体(水蒸汽除外),写出分子式.9.(12分)(2015•浙江模拟)某科研小组为开发新型净水剂,合成中间体物质A,A可以看成由氯化铝和一种盐按物质的量之比1:2组成,有下列变化:实验发现,加热4.375克A,可得到1.6克B、2.135克E和0.01mol的D.(1)写出D的化学式(2)写出A强热发生的化学方程式(3)E晶体中某种物质在一定条件能和KI固体反应,写出该方程式将E晶体配成溶液,逐滴加入稀NaOH溶液,现象(4)若在高温下长时间煅烧A,在气体D中还能检验出另一种气体,分子式是.10.(15分)(2015•浙江模拟)苯硫酚(PhSH)是一种用途广泛的有机合成中间体.工业上用常用氯苯(PhCl)和硫化氢(H2S)在高温下反应来制备苯硫酚,但会有副产物苯(PhH)生成.Ⅰ:PhCl(g)+H2S(g)⇌PhSH(g)+HCl(g)△H1=﹣16.8kJ•mol﹣1Ⅱ:PhCl(g)+H2S(g)═PhH(g)+HCl(g)+S8(g)△H2回答下列问题:(1)反应Ⅰ为可逆反应,写出平衡常数的表达式K=,反应Ⅱ为不可逆反应,△H2=0.(填写“>”,“<”,“=”)(2)上述两个反应的能量变化如图一所示,则在某温度时反应速度v(Ⅰ)v (Ⅱ).(填写“>”,“<”,“=”)(3)现将一定量的氯苯和硫化氢置于一固定容积的容器中模拟工业生产过程,在不同温度下均反应20分钟测定生成物的浓度,得到图二和图三.①请解释图二中两条曲线的变化.②若要提高主产物苯硫酚的产量,可采取的措施是.(4)请根据图二、图三,画出恒温恒容条件下反应主产物苯硫酚的物质的量随时间变化的曲线图.11.(15分)(2015•浙江模拟)硫代硫酸钠俗称“海波”,又名“大苏打”,溶液具有弱碱性和较强的还原性,是棉织物漂白后的脱氯剂,定量分析中的还原剂.硫代硫酸钠(Na2S2O3)可由亚硫酸钠和硫粉通过化合反应制得,装置如图(a)所示.已知:Na2S2O3在酸性溶液中不能稳定存在,有关物质的溶解度曲线如图(b)所示,(1)Na2S2O3•5H2O的制备:步骤1:如图连接好装置后,检查A、C装置气密性的操作是.步骤2:加入药品,打开K1、关闭K2,加热.装置B、D中的药品可选用下列物质中的.(填编号)A.NaOH溶液B.浓H2SO4C.酸性KMnO4溶液D.饱和NaHCO3溶液步骤3:C中混合液被气流搅动,反应一段时间后,硫粉的量逐渐减少.当C中溶液的pH 时,打开K2、关闭K1并停止加热;C中溶液要控制pH的原因是.步骤4:过滤C中的混合液,将滤液经过加热浓缩,趁热过滤,再将滤液、过滤、、烘干,得到产品.(2)Na2 S2O3性质的检验:向足量的新制氯水中滴加少量Na2S2O3溶液,氯水颜色变浅,检查反应后溶液中含有硫酸根,写出该反应的化学方程式,(3)常用Na2S2O3溶液测定废水中Ba2+浓度,步骤如下:取废水25.00mL,控制适当的酸度加入足量K2Cr2O7溶液,得BaCrO4沉淀;过滤、洗涤后,用适量稀盐酸溶解.此时CrO2﹣4全部转化为Cr2O2﹣7;再加过量KI溶液,充分反应后,加入淀粉溶液作指示剂,用0.010mol•L ﹣1的Na2S2O3溶液进行滴定,反应完全时,消耗Na2S2O3溶液18.00mL.部分反应的离子方程式为:Cr2O72﹣+6I﹣+14H+=3I2+2Cr3++3I2+7H2OI2+2S2O32﹣=S4O62﹣+2I﹣则该废水中Ba2+的物质的量浓度为.【化学-选修2:化学与技术】(15分)12.(15分)(2015•湖南模拟)工业上设计将VOSO4中的K2SO4、SiO2杂质除去并回收得到V2O5的流程如下:请回答下列问题:(1)步骤①所得废渣的成分是(写化学式),操作I的名称.(2)步骤②、③的变化过程可简化为(下式R表示VO2+,HA表示有机萃取剂):R2(SO4)n(水层)+2nHA(有机层)⇌2RA n(有机层)+nH2SO4(水层)②中萃取时必须加入适量碱,其原因是.③中X试剂为.(3)④的离子方程式为.为.若钒沉淀率为93.1%时不产生Fe(OH)3沉淀,则溶液中c(Fe3+)<.(已知:25℃时,Ksp=2.6×10﹣39)(5)该工艺流程中,可以循环利用的物质有和.【化学-选修3:物质结构与性质】(15分)13.(15分)(2015•湖南模拟)前四周期原子序数依次增大的六种元素A、B、C、D、E、F 中,A、B属于同一短周期元素且相邻,A元素所形成的化合物种类最多,C、D、E、F是位于同一周期的金属元素,基态C、F原子的价电子层中未成对电子均为1个,且C、F原子的电子数相差为10,基态D、E原子的价电子层中未成对电子数分别为4、2,且原子序数相差为2.(1)六种元素中第一电离能最小的是(填元素符号,下同),电负性最大的是.(2)黄血盐是由A、B、C、D四种元素形成的配位化合物C4,易溶于水,广泛用作食盐添加剂(抗结剂).请写出黄血盐的化学式,1mol AB﹣中含有π键的数目为,黄血盐晶体中各种微粒间的作用力不涉及(填序号).a.离子键b.共价键c.配位键d.金属键e.氢键f.分子间的作用力(3)E2+的价层电子排布图为,很多不饱和有机物在E催化下可与H2发生加成反应:如①CH2=CH2、②HC≡CH、③、④HCHO.其中碳原子采取sp2杂化的分子有(填物质序号),HCHO分子的立体结构为形,它加成产物的熔、沸点比CH4的熔、沸点高,其主要原因是(须指明加成产物是何物质).(4)金属C、F晶体的晶胞结构如图(请先判断对应的图),C、F两种晶体晶胞中金属原子的配位数之比为.金属C的晶胞中,若设该晶胞的密度为a g/cm3,阿伏加得罗常数为N A,C原子的摩尔质量为M,则表示C原子半径的计算式为.【化学-选修5:有机化学基础】(15分)14.(2015•湖南模拟)化合物A(C12H16O2)经碱性水解、酸化后得到B和C(C8H8O2).C 的核磁共振氢谱表明含有苯环,且苯环上有2种氢原子.B经过下列反应后得到G,G由碳、氢、氧三种元素组成,相对分子质量为172,元素分析表明,含碳55.8%,含氢7.0%,核磁共振氢谱显示只有一个峰.已知:请回答下列问题:(1)写出E的分子式:.(2)写出A的结构简式:.(3)写出F→G反应的化学方程式:,该反应属于(填反应类型).(4)写出满足下列条件的C的所有同分异构体:.①是苯的对位二取代化合物;②能与FeCl3溶液发生显色反应;③不考虑烯醇()结构.(5)在G的粗产物中,经检测含有聚合物杂质.写出聚合物杂质可能的结构简式(仅要求写出1种):.2015年河南省周口市中英文学校高考化学模拟试卷(三)参考答案与试题解析一、选择题(共7小题,每小题6分,满分42分)3.(6分)(2015•浙江模拟)四种短周期元素W、X、Y、Z 的原子序数依次增大,其原子的最外层电子数之和为19,W和X元素原子核的质子数之比为1:2,X和Y的电子数之差为4.下4.(6分)(2015•浙江模拟)海洋电池,是以铝合金为电池负极,金属(Pt、Fe)网为正极,科学家把正极制成仿鱼鳃的网状结构.用海水为电解质溶液,它靠海水中的溶解氧与铝反应产生电能的.海水中只含有0.5%的溶解氧.不放入海洋时,铝极就不会在空气中被氧化,可以长期储存.用时,把电池放入海水中,便可供电,电池设计使用周期可长达一年以上,避免经常交换电池的麻烦.即使更换,也只是换一块铝合金板,电池总反应式:4Al+3O2十、7.(6分)(2015•周口校级模拟)某溶液中可能含有H+、NH4+、Mg2+、Al3+、Fe3+、CO32﹣、SO42﹣、NO3﹣中的几种.①若加入锌粒,产生无色无味的气体;②若加入NaOH溶液,产生白色沉淀,且产生的沉淀量与加入NaOH的物质的量之间的关系如下图所示.则下列说法正确的是()×=0.05mol二、解答题(共4小题,满分48分)8.(6分)(2015•浙江模拟)氯及其化合物在生活中应用广泛.(1)指出氯元素在周期表中的位置第三周期、ⅦA族(2)将铁片插入盛有少量新制氯水试管中,无气泡产生,用长滴管吸取KSCN溶液滴入铁片附近,溶液变红色,然后红色消失.显红色的离子方程式为Fe3++3SCN﹣=Fe(SCN)3(3)向新制氯水加入碳酸钙固体,可以收集2种气体(水蒸汽除外),写出分子式O2、CO2.9.(12分)(2015•浙江模拟)某科研小组为开发新型净水剂,合成中间体物质A,A可以看成由氯化铝和一种盐按物质的量之比1:2组成,有下列变化:实验发现,加热4.375克A,可得到1.6克B、2.135克E和0.01mol的D.(1)写出D的化学式SO2(2)写出A强热发生的化学方程式AlCl3•2FeSO4AlCl3↑+Fe2O3+SO2↑+SO3↑(3)E晶体中某种物质在一定条件能和KI固体反应,写出该方程式SO3+2KI=I2+K2SO3将E晶体配成溶液,逐滴加入稀NaOH溶液,现象开始无现象,然后生成白色沉淀,最终沉淀消失(4)若在高温下长时间煅烧A,在气体D中还能检验出另一种气体,分子式是O2.4AlCl4AlCl10.(15分)(2015•浙江模拟)苯硫酚(PhSH)是一种用途广泛的有机合成中间体.工业上用常用氯苯(PhCl)和硫化氢(H2S)在高温下反应来制备苯硫酚,但会有副产物苯(PhH)生成.Ⅰ:PhCl(g)+H2S(g)⇌PhSH(g)+HCl(g)△H1=﹣16.8kJ•mol﹣1Ⅱ:PhCl(g)+H2S(g)═PhH(g)+HCl(g)+S8(g)△H2回答下列问题:(1)反应Ⅰ为可逆反应,写出平衡常数的表达式K=,反应Ⅱ为不可逆反应,△H2=<0.(填写“>”,“<”,“=”)(2)上述两个反应的能量变化如图一所示,则在某温度时反应速度v(Ⅰ)>v(Ⅱ).(填写“>”,“<”,“=”)(3)现将一定量的氯苯和硫化氢置于一固定容积的容器中模拟工业生产过程,在不同温度下均反应20分钟测定生成物的浓度,得到图二和图三.①请解释图二中两条曲线的变化开始时,反应Ⅰ速率大于反应Ⅱ速率,所以生成苯硫酚浓度大于苯;反应Ⅰ达到平衡后,温度升高,平衡逆向移动,所以生成物苯硫酚浓度减小;反应Ⅱ是不可逆反应,温度升高反应速率加快,生成的苯浓度增加,消耗了反应物,进一步导致反应Ⅰ逆向移动.②若要提高主产物苯硫酚的产量,可采取的措施是R=2.5,温度控制在590K.(4)请根据图二、图三,画出恒温恒容条件下反应主产物苯硫酚的物质的量随时间变化的曲线图.K=故答案为:11.(15分)(2015•浙江模拟)硫代硫酸钠俗称“海波”,又名“大苏打”,溶液具有弱碱性和较强的还原性,是棉织物漂白后的脱氯剂,定量分析中的还原剂.硫代硫酸钠(Na2S2O3)可由亚硫酸钠和硫粉通过化合反应制得,装置如图(a)所示.已知:Na2S2O3在酸性溶液中不能稳定存在,有关物质的溶解度曲线如图(b)所示,(1)Na2S2O3•5H2O的制备:步骤1:如图连接好装置后,检查A、C装置气密性的操作是关闭K2打开K1,在D中加水淹没导管末端,用热毛巾或双手捂住烧瓶.步骤2:加入药品,打开K1、关闭K2,加热.装置B、D中的药品可选用下列物质中的ACD.(填编号)A.NaOH溶液B.浓H2SO4C.酸性KMnO4溶液D.饱和NaHCO3溶液步骤3:C中混合液被气流搅动,反应一段时间后,硫粉的量逐渐减少.当C中溶液的pH接近或不小于7时,打开K2、关闭K1并停止加热;C中溶液要控制pH的原因是硫代硫酸钠在酸性溶液中不稳定.步骤4:过滤C中的混合液,将滤液经过加热浓缩,趁热过滤,再将滤液冷却结晶、过滤、洗涤、烘干,得到产品.(2)Na2 S2O3性质的检验:向足量的新制氯水中滴加少量Na2S2O3溶液,氯水颜色变浅,检查反应后溶液中含有硫酸根,写出该反应的化学方程式Na2 S2O3+4Cl2+5H2O=Na2SO4+H2SO4+8HCl,(3)常用Na2S2O3溶液测定废水中Ba浓度,步骤如下:取废水25.00mL,控制适当的酸度加入足量K2Cr2O7溶液,得BaCrO4沉淀;过滤、洗涤后,用适量稀盐酸溶解.此时CrO2﹣4全部转化为Cr2O2﹣7;再加过量KI溶液,充分反应后,加入淀粉溶液作指示剂,用0.010mol•L ﹣1的Na2S2O3溶液进行滴定,反应完全时,消耗Na2S2O3溶液18.00mL.部分反应的离子方程式为:Cr2O72﹣+6I﹣+14H+=3I2+2Cr3++3I2+7H2OI2+2S2O32﹣=S4O62﹣+2I﹣则该废水中Ba2+的物质的量浓度为0.0024mol/L.×=0.00006mol=0.0024mol/L【化学-选修2:化学与技术】(15分)12.(15分)(2015•湖南模拟)工业上设计将VOSO4中的K2SO4、SiO2杂质除去并回收得到V2O5的流程如下:请回答下列问题:(1)步骤①所得废渣的成分是SiO2(写化学式),操作I的名称过滤.(2)步骤②、③的变化过程可简化为(下式R表示VO2+,HA表示有机萃取剂):R2(SO4)n(水层)+2nHA(有机层)⇌2RA n(有机层)+nH2SO4(水层)②中萃取时必须加入适量碱,其原因是加入碱中和产生的酸,平衡右移提高了钒的萃取率.③中X试剂为硫酸.(3)④的离子方程式为ClO3﹣+6VO2++9H2O=Cl﹣+6VO3﹣+18H+.为 1.7﹣1.8.若钒沉淀率为93.1%时不产生Fe(OH)3沉淀,则溶液中c(Fe3+)< 2.6×10﹣3mol•L﹣1.(已知:25℃时,Ksp=2.6×10﹣39)(5)该工艺流程中,可以循环利用的物质有有机萃取剂和氨气.【化学-选修3:物质结构与性质】(15分)13.(15分)(2015•湖南模拟)前四周期原子序数依次增大的六种元素A、B、C、D、E、F 中,A、B属于同一短周期元素且相邻,A元素所形成的化合物种类最多,C、D、E、F是位于同一周期的金属元素,基态C、F原子的价电子层中未成对电子均为1个,且C、F原子的电子数相差为10,基态D、E原子的价电子层中未成对电子数分别为4、2,且原子序数相差为2.(1)六种元素中第一电离能最小的是K(填元素符号,下同),电负性最大的是N.(2)黄血盐是由A、B、C、D四种元素形成的配位化合物C4,易溶于水,广泛用作食盐添加剂(抗结剂).请写出黄血盐的化学式K4,1mol AB﹣中含有π键的数目为2N A,黄血盐晶体中各种微粒间的作用力不涉及def(填序号).a.离子键b.共价键c.配位键d.金属键e.氢键f.分子间的作用力(3)E2+的价层电子排布图为,很多不饱和有机物在E催化下可与H2发生加成反应:如①CH2=CH2、②HC≡CH、③、④HCHO.其中碳原子采取sp2杂化的分子有①③④(填物质序号),HCHO分子的立体结构为平面三角形,它加成产物的熔、沸点比CH4的熔、沸点高,其主要原因是(须指明加成产物是何物质)加成产物CH3OH分子之间能形成氢键.(4)金属C、F晶体的晶胞结构如图(请先判断对应的图),C、F两种晶体晶胞中金属原子的配位数之比为2:3.金属C的晶胞中,若设该晶胞的密度为a g/cm3,阿伏加得罗常数为N A,C原子的摩尔质量为M,则表示C原子半径的计算式为×cm.故答案为:×g=cmcm×cm×【化学-选修5:有机化学基础】(15分)14.(2015•湖南模拟)化合物A(C12H16O2)经碱性水解、酸化后得到B和C(C8H8O2).C 的核磁共振氢谱表明含有苯环,且苯环上有2种氢原子.B经过下列反应后得到G,G由碳、氢、氧三种元素组成,相对分子质量为172,元素分析表明,含碳55.8%,含氢7.0%,核磁共振氢谱显示只有一个峰.已知:请回答下列问题:(1)写出E的分子式:C4H7O2Br.(2)写出A的结构简式:.(3)写出F→G反应的化学方程式:,该反应属于取代反应(或酯化反应)(填反应类型).(4)写出满足下列条件的C的所有同分异构体:.①是苯的对位二取代化合物;②能与FeCl3溶液发生显色反应;③不考虑烯醇()结构.(5)在G的粗产物中,经检测含有聚合物杂质.写出聚合物杂质可能的结构简式(仅要求写出1种):.::=2,据此答题.::,的结构简式为:故答案为:;。
河南省周口中英文学校2015-2016学年高一英语下学期期中试题

周口中英文学校2015-2016学年度高一年级下期期中考试英语试题第二部分阅读理解(本大题共两节,每小题2分,共40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。
AWhen I was about 12, I had an enemy, a girl who liked to point out my shortcomings.Week by week her list grew: I was very thin, I wasn’t a good student, I talked toomuch, I was too proud, and so on. I tried to hear all this as long as I could. Atlast, I became very angry. I ran to my father with tears in my eyes. He listened to me quietly, then he asked. “Are the things she says true or not? Janet,didn’t you ever wonder what you’re really like ? Well, you now have that girl’sopinion. Go and make a list of everything she said and mark the points that are true.P ay no attention to the other things she said.”I did as he told me. To my great surprise, I discovered that about half the thingswere true. Some of them I couldn’t change (like bei ng very thin), but a good numberI could—a nd suddenly I wanted to change. For the first time I go to fairly clearpicture of myself.Daddy’s advice has returned to me at many important moments. In my life, I’ve neverhad a better piece of advice.21. What did the father do after he had heard his daughter’s complaint?A. He told her not to pay any attention to what her “enemy” had said.B. He criticized (批评) her and told her to overcome her shortcomings.C. He told her to write down all that her “enemy” had said about her and pay attentiononly to the things that were true.D. He refused to take the list and have a look at it.22. Why did her father listen to her quietly?A. Because he believed that what her daughter’s “enemy” said was mostl y true.B. Because he had been so angry with h is daughter’s shortcomings that he wanted toshow this by keeping silent for a while.C. Because he knew that his daughter would not listen to him at that moment.D. Because he wasn’t quite sure which girl was telling the truth.23. Which do you think would be the best title for this passage?A. Not an Enemy, but the Best FriendB. The Best Advice I’ve Ever HadC. My FatherD. My ChildhoodBThe British policeman has several nicknames , but the most frequently used are “copper” and “bobby”. The first name comes from the verb “ cop” meaning “ totake” or “capture”, and the second comes from the first name of Sir Robert Peel,a 19th century politician, who was the founder of the police force. An early nicknamefor the policemen was “peeler”, but this name has died out.Visitors to England seem, nearly always, to be very impressed by the English police.In fact, it has become a joke that the visitors to Britain, when asked for his viewsof the country, will always say, at some point or other, “I think your policemenare wonderful.”Well, the Br itish bobby may not always be wonderful but he is usually a very friendlyand helpful character.A music- hall song of some years ago was cal led, “ If you want to know the time,ask a policeman.” Nowadays, most people own watches but they still seem to find plentyof other questions to ask the policeman. In London, the policemen spend so much oftheir time directing visitors about city that one wonders how they ever find timeto do anything else!24. _________ nicknames for the British policeman have been mentioned in the passage.A. TwoB. ThreeC. SeveralD. Many25. One of the nicknames for the policeman “peeler” _________.A. is most frequently usedB. has not been used any moreC. was Sir Robert Peel’sD. is still used as much as “ bobby”26. The main idea of the second paragraph is that ________.A. visitors to England are kind to the British policemenB. the English policemen have become a joke to visitorsC. visitors to Britain are very grateful to the policemen for their helpD. the British policemen tell the visitors the views of their country27. “If you want to know the time, ask a policeman.” This means _______.A. the British policemen like to tell the time to the visitorsB. most people’s watches don’t go wellC. the British policemen are friendly and helpfulD. the British policemen know the time correctly28. From the whole passage, we know that __________.A. the British policemen spend a lot of time directing the visitors in England.B. the British policemen’s nicknames may not always be wonderful.C. the British policemen can’t find any time to do a nything elsebut help the visitors all day.D. the British policemen’s nicknames have died out.C“Within the heart there are millions of cells (细胞) that enable it to beat. Between the age of 20 and 70, one-third of those cells die and are not replaced in men,” said Goldspink. “This is part of the ageing process.”What surprises scientists is that the female heart sees very little loss of these cells. A healthy 70-year-old woman’s heart could perform almost as well as a 20-year-old one’s.“This gender difference might just explain why women live longer than men,” said Goldspink. They studied more than 250 healthy men and women between the ages of 18 and 80, focusing on healthy persons to remove the confusing influence of disease. “The team has yet to find why ageing takes a greater loss on the male heart,” said Goldspink.The good news is that men can improve the health of their heart with regular exercise. Goldspink stressed that women also need regular exercise to prevent their leg muscles becoming smaller and weaker as they age.29. The text mainly talks about ________.A. men’s heart cellsB. women’s ageing processC. hearts and long lifeD. women’s heart cells30. According to the text, the UK scientists have known that ________.A. women have more cells than men when they are bornB. women can replace the cells that enable the heart to beatC. women never lose their pumping power with ageD. th e female heart loses few of the cells with age31. If you want to live longer, you should ________.A. enable your heart to beat much fasterB. find out the reason for ageingC. exercise regularly to keep your heart healthyD. prevent your cells from being lostD“If you want to see a thing well, reach out and touch it!”That may seem a strange thing to say. But touching things can help you to see them better. Your eyes can tell you that a glass ball is round. But by holding it in your hands, you can feel how smooth and cool the ball is. You can feel how heavy the glass is. When you feel all these about the ball, you really see it. With your skin, you can feel better. For example, your fingers can tell the difference between two coins in your pocket. You can feel a little drop of water on the back of your hand, too. You can even feel sounds against your skin. Have you ever wanted to know why some people like very loud music? They must like to feel the sounds of music.All children soon learn what “Don't touch!”means. They hear it often. Yet most of us keep on touching things as we grow up. In shops, we touch things we might buy: food, clothes. To see something well, we have to touch it. The bottoms of our feet can feel things, too. You know this when you walk on warm sand, cool grass or a hard floor. All feel different under your feet.There are ways of learning to see well by feeling. One way is to close your eyes and try to feel everything that is touching your skin. Feel the shoes on your feet, the clothes on your body, the air on your skin. At first, it is not easy to feel these things. You are too used to them!Most museums are just for looking. But today some museums have some things to touch. Their signs say, “Do touch!” There you can feel everything on show.If you want to see better, reach out and touch. Then you will really see!32. By touching things, .A. you will have a strange feelingB. you will learn how to reach out your handC. you can learn more about themD. you can tell what colors they really are33. Wh ich of the following can be the best title of the story?A. Touching by FeelingB. To See or to FeelC. To See Better—FeelD. Ways of Feeling34. Which of the following parts can tell you the difference between two coins in your pocket?A. Your fingers.B. Your eyes.C. Your skin.D. Your back.35. Which of the following is NOT true?A. Touching is helping us to see better.B. Our skips may help us enjoy music.C. People don't have to learn to feel.D. Visitors can't feel the things on show in any museums.第二节(共5小题;每小题2分,共10分)根据短文内容,从短文后的七个选项中选出能填入空白处的最佳选项。
河南省周口中英文学校高一英语下学期第一次月考试题

精品基础教育教学资料,仅供参考,需要可下载使用!河南省周口市中英文学校高一月考英语试题本试卷分选择题和非选择题两部分。
满分120 ,考试用时120分钟第I卷第二部分阅读理解(共两节,满分40 分)第一节(共15 小题; 每小题 2 分,满分30 分)阅读下列短文,从每题所给的四个选项(A 、B 、C 和 D )中,选出最佳选项,并在答题卡上将该项涂黑。
ASurtsey was born in 1963.Scientists saw the birth of this island. It began at 7.30 a.m. on 14th November. A fishing boat was near Iceland. The boat moved under the captain's(船长)feet. He noticed a strange smell. He saw some black smoke. A volcano(火山)was breaking out. Red-hot rocks, fire and smoke were rushing up from the bottom(底部)of the sea. The island grew quickly. It was 10 meters high the next day and 60 meters high .On18th November,Scientists flew there to watch. It was exciting. Smoke and fire were still rushing up. Pieces of red-hot rock were flying into the air and falling into the sea. The sea was boiling and there was astrange light in the sky. Surtsey grew and grew. Then it stopped in June 1967.It was 175 meters high and 2 kilometers long. And life was already coming to Surtsey. Plants grew. Birds came. Some scientists built a house. They want to learn about this young island. A new island is like a new world.21. Surtsey is ______.A. an island not far from IcelandB. a new volcanoC. a fishing boatD. a place in Iceland22. Scientists flew there ______.A. to watch the birth of the islandB. to save the fishing boatC. to learn about the islandD. to build a house23. When did scientist fly there to watch?A. Before the volcano broke out.B. As soon as the volcano broke out.C. About four days after the volcano broke out.D. After the volcano stopped rushing up24. The best title of this article is ________.A. A new islandB. The birth of an islandC. A new worldD. Scientists discovered SurtseyBA couple of weeks ago,my oldest son, 9-year-old Hayden, came home from school and told me about his friend Katie’s blog(博客). Then he asked, “Can I start my own blog?” I thought it was a great way for him to learn new things. So I asked, “What would you want to write about? ” Then we had a chat about a few choices. Eventually, Hayden decided on a particular animal species so that he could help other school kids learn about them.That Friday night, we set up a blog for him and Hayden's Animal Facts was born. He has posted four times so far. As we talked about starting a blog, I thought about some problems of a child blogging. Here are a few of the considerations that I had.Blogging isn’t a popularity contest. At first, Hayden cared too much about how many views he had. After a couple of discussions, he now realizes that it’s moreimportant to come up with helpful contents(内容) for those who want to learn more about animals.Online security(安全). I’m concerned about o nline security, so I make sure that there isn’t too much personal information about him.The value of persistence (坚持). In so many ways, blogging is like a marathon. Keeping blogging teaches him the value of persistence.Writing and spelling skills. Much to my surprise, Hayden is terrible at spelling. However, he loves writing, has a great imagination and is always working on little books, so hopefully the process of blogging will help him with his writing and spelling skills.25 . Why did Hayden want to start a blog?A. His mother reminded him to.B. He was inspired by others.C. He wanted to improve his writing.D. He wanted to increase his popularity.26. How did the author(作者)feel at Hayden’s idea?A. Interested.B. Angry.C. Surprised.D. Doubtful.27What does Hayden want to do with his blog now?A. To gain more views from others.B. To win an important contest.C. To help others learn about animals .D. To encourage others to protect animals.CAt 18, many American young people go off on their own. They go away to college or find full-time jobs, and they often pay for their own apartments. Some get married and start families. This independence (独立) is learned from childhood.From an early age, American children learn to do things by themselves. Children as young as 2 begin to put away their toys and dress themselves. At 3, many children do simple chores(杂务)like setting the table.Using money wisely is also taught early. As soon as a child understands the value of money, he or she receives a weekly allowance (零花钱). This is used for things the child wants, like toys or treats. The child can spend or save it, usually with little help or advice from parents. If the child wants more money, it must be earned by doing extra chores.Children are taught early in life to think for themselves. They are allowed to make some decisions and make mistakes. Failure(失败)often teaches more than success.28. Many American young people begin to live on themselvesA. at eighteen years oldB. from childhoodC. after they get marriedD. from an early age29. An American child learns to at the age of 2.A. find a full-time jobB. make decisionsC. put on his or her own clothesD. do lots of chores30. A child can get some more money byA. understanding the value of moneyB. helping the richC. reading many booksD. doing extra chores31. The passage is mainly about_____.A. the independence of American childrenB. the value of moneyC. the guidance from parentsD. failure and success of American childrenDIn 1826, a Frenchman named Niepce needed pictures for his business .But he was not a good artist .So he invented a very simple camera (照相机).He put it in a window of his house and took a picture of his garden .That was the first photo. The next important date in the history of photography (摄影术) was in 1837. That year, Daguere, another Frenchman ,took a picture of his reading room .Heused a new kind of camera in a different way. In his picture you could see everything very clearly ,even the smallest thing. This kind of photo was called a Daguerreotype.Soon, other people began to use Daguerre’s way. Travelers brought back wonderful photos from all around the world .people took picture of famous buildings, cities and mountains.In about 1840, photography was developed .Then photographers could take picture of people and moving things .That was not simple .The photographers had to carry a lot of film and other machines. But this did not stop them ,for example, some in the United States worked so hard.Mathew Brady was a famous American photographers. He took many picture of great people .The picture were unusual because they were very lifelike(栩栩如生的)Photographers also became one kind of art by the end of the 19th century.Some photos were not just copies of the real world .They showed feelings,like other kinds of art32. The first photo taken by Niepce was a picture of ____________A. his businessB. his houseC. his gardenD. his window33. The Daguerrotype was____________.A. a FrenchmanB. a kind of pictureC. a kind of cameraD. a photographer34. If a photographer wanted to take pictures of moving things in the year of1840j, he had to__________.A. watch lots of filmsB. buy an expensive cameraC. stop in most citiesD. take many films and something else with him.35. This passage tells us_____________.A. how photography was developedB. how to show your ideas and feelings in picturesC. how to take pictures in the worldD. how to use different cameras第二节(共5 小题;每小题 2 分,满分10 分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
2015-2016学年河南省周口市中英文学校高一(下)第一次月考化学试卷

2015-2016学年河南省周口市中英文学校高一(下)第一次月考化学试卷学校:___________姓名:___________班级:___________考号:___________一、单选题(本大题共4小题,共12.0分)1.某粒子含有6个质子,7个中子,电荷为0,则它的化学符号是()A.13A lB.13A lC.13 CD.13 C【答案】C【解析】解:因某粒子电荷为0,说明该粒子为中性,含有6个质子,所以为碳原子,6个质子,7个中子,所以质量数A=Z+N=6+7=13,故该粒子的化学符号是136C,故选C.含有6个质子,电荷为0,说明该粒子为碳原子,再根据质量数=质子数+中子数分析即可解答.本题主要考查了原子符号的含义以及质量数=质子数+中子数,根据质子数和呈电中性判断微粒的种类是解答该题的关键,题目难度不大.2.下列说法中正确的是()A.元素周期表的七个周期永远不会改变B.元素周期表有九个横行,分为七个周期C.元素周期表有十八个纵行,分为十六个族D.元素周期表有十八个纵行,分为十八个族【答案】C【解析】解:A.目前周期表中有七个周期,随化学的发展及未知元素的发现,可能存在第八周期元素,故A错误;B.元素周期表有七个横行,分为七个周期,故B错误;C.元素周期表有十八个纵行,分为十六个族(7个主族、7个副族、1个0族、1个第ⅤⅢ族),故C正确;D.元素周期表有十八个纵行,分为十六个族,故D错误;故选C.元素周期表中有七个周期、7个主族、7个副族、1个0族、1个第ⅤⅢ族,短周期为1、2、3周期,以此来解答.本题考查元素周期表的结构及应用,为高频考点,把握周期表的横行、纵列与周期、族的关系为解答的关键,注意选项A为解答的难点,题目难度不大.3.下列关于碱金属的描述正确的是()A.碱金属都可以保存在煤油中B.碱金属元素的单质硬度小、密度小、熔点低C.在空气中加热均可生成多种氧化物D.碱金属与水反应,均漂浮在水面上【答案】B【解析】解:A.锂的密度比煤油的密度小,不能保存在煤油中,故A错误;B.碱金属的硬度都比较小,密度都比较小,熔点比较低,故B正确;C.锂在空气中加热生成氧化锂,只有一种氧化物,故C错误;D.R b和C s密度大于水,沉在水底,故D错误;故选:B.A.锂的密度比煤油的密度小;B.依据碱金属的物理性质判断;C.锂在空气中加热生成氧化锂;D.L i、N a、K密度小于水,R b和C s密度大于水;本题考查了碱金属的性质,侧重对物理性质的考查,熟悉碱金属的物理性质是解题关键,题目难度不大.4.根据元素在周期表中的位置判断,下列元素中原子半径最小的是()A.氧B.氮C.碳D.氟【答案】D【解析】解:氧、氮、碳、氟同周期,随原子序数递增,原子核对核外电子吸引增大,原子半径减小,故原子半径:C>N>O>F,故F原子半径最小,故选D.氧、氮、碳、氟同周期,随原子序数递增原子半径减小.本题考查原子半径比较,比较基础,注意理解同周期、同主族元素性质递变性与相似性.二、双选题(本大题共1小题,共3.0分)5.下列叙述中错误的是()A.酸性:HC l O4>H2S i O3>H3PO4B.还原性:N a>M g>A lC.稳定性:HF>HC l>HB rD.原子半径:C l>S>O【答案】AD【解析】解;A.S i、P、C l位于同一周期,非金属性C l>P>S i,元素的非金属性越强,对应的最高价氧化物的酸性越强,故A错误;B.N a、M g、A l位于同一周期,金属性N a>M g>A l,金属性越强,对应的单质的还原性越强,故B正确;C.F、C l、B r位于周期表同一主族,元素的非金属性F>C l>B r,元素的非金属性越强,对应的氢化物越稳定,故C正确;D.C l和S位于同一周期,原子半径S>C l,S和O位于同一主族,原子半径S>O,故D错误.故选AD.元素周期表中,同周期元素从左到右金属性逐渐减弱,非金属性逐渐增强,同主族元素从上到下金属性逐渐增强,非金属性逐渐减弱,元素的金属性越强,单质的还原性越强,对应的最高价氧化物的水化物的碱性越强,元素的非金属性越强,对应的最高价氧化物的水化物的酸性逐渐增强,氢化物的稳定性越强,以此解答.本题考查元素周期律的递变规律,侧重于学生的分析能力和基本概念的理解和运用的考查,为高考高频考点,注意把握元素的性质与对应单质、化合物的性质的关系,把握金属性、非金属性的比较角度,难度不大.三、单选题(本大题共13小题,共39.0分)6.X元素最高价氧化物对应的水化物为H3XO4,则它对应的气态氢化物为()A.HXB.H2XC.XH4D.XH3【答案】D【解析】解:元素X的最高价氧化物的水化物的化学式为H3XO4,所以X的最高正价是+5价,所以最低负价为-3价,X的气态氢化物的化学式为XH3.故选:D.元素的最高正价+|最低负价|=8,根据元素的最高价氧化物的水化物的化学式确定最高正价,进而求得最低负价,得出气态氢化物的化学式.本题考查了元素正负化合价之间的关系,题目难度不大,注意根据元素的最高正价+|最低负价|=8解答.7.卤素单质的性质与F2>C l2>B r2>I2的变化规律不相符的是()A.与氢气反应的剧烈程度B.气态氢化物的稳定性C.单质还原性的强弱D.与水反应的剧烈程度【答案】C【解析】解:A.非金属性F>C l>B r>I,则与氢气反应的难易程度为由易到难,与上述规律一致,故A不选;B.非金属性F>C l>B r>I,则对应的氢化物稳定性为由强到弱,与上述规律一致,故B不选;C.非金属性F>C l>B r>I,单质的还原性逐渐增强,与上述规律不一致,故C选;D.非金属性F>C l>B r>I,单质的活泼性F2>C l2>B r2>I2,水与反应的剧烈程度逐渐减弱,与上述规律一致,故D不选.故选C.元素原子结构的变化决定其性质的变化.同一主族元素随着元素原子核电荷数的递增,原子半径、离子半径逐渐增大,原子核与最外层电子之间的距离增大,原子核对最外层电子的引力减弱,得电子能力减弱,单质的氧化性减弱;因为非金属性逐渐减弱,形成的氢化物稳定性也逐渐减弱,以此解答该题.本题考查非金属性的比较,为高频考点,把握元素的位置及元素周期律为解答的关键,注意非金属性比较方法及应用,题目难度不大.8.原子序数为x的元素位于周期表中的第ⅡA族,则原子序数为x+1的元素不可能为()A.第ⅢA族B.第ⅠA族C.镧系元素D.第ⅢB族【答案】B【解析】解:短周期时,原子序数为x的元素位于周期表中的第ⅡA族,原子序数为x+1的元素在第ⅢA族;在四、五周期时,原子序数为x的元素位于周期表中的第ⅡA族,则原子序数为x+1的元素在ⅢB族;在六、七周期时,原子序数为x的元素位于周期表中的第ⅡA族,则原子序数为x+1的元素为镧系或锕系元素,则不可能为ⅠA族元素,故选B.短周期时,原子序数为x的元素位于周期表中的第ⅡA族,原子序数为x+1的元素在第ⅢA族,在四、五周期时,元素在ⅢB族,在六、七周期时,为镧系或锕系元素,以此来解答.本题考查元素周期表的结构,为高频考点,熟悉元素周期表的结构及元素在周期表的位置来解答,难度不大.9.元素性质呈周期性变化的决定因素是()A.元素原子半径大小呈周期性变化B.元素相对原子质量依次递增C.元素原子最外层电子排布呈周期性变化D.元素的最高正化合价呈周期性变化【答案】C【解析】解:A.原子半径大小与核外电子层数有关,原子核外电子层数越多,原子半径越大,但元素的性质与原子半径的递变规律不一致,故A错误;B.元素的原子的相对原子质量增大,但不呈现周期性的变化,则不能决定元素性质出现周期性变化,故B错误;C.由原子的电子排布可知,随原子序数的递增,电子层数和最外层电子数都呈现周期性的变化而引起元素性质的周期性变化,即原子的电子层排布的周期性变化是引起元素性质周期性变化的决定因素,故C正确;D.元素的最高正化合价的周期性变化是原子的电子排布周期性变化的结果,化合价属于元素的性质,故D错误.故选C.根据原子的电子层排布可知,在周期表中的原子的电子层排布呈现周期性的变化,则元素的性质呈周期性的变化来解答.本题考查元素周期律,为高频考点,学生明确原子的电子排布是解答本题的关键,并应熟悉元素的性质来解答,题目难度不大.10.下列各组元素性质递变情况错误的是()A.L i、B e、B原子最外层电子数逐渐增多B.N、O、F原子半径依次增大C.P、S、C l最高正价依次升高D.L i、N a、K、R b的金属性依次增强【答案】B【解析】解:A、L i、B e、B原子的核外电子分别为1、2、3,原子最外层电子数逐渐增多,故A 正确;B、N、O、F位于同一周期,同一周期从左到右原子半径逐渐减小,故半径大小顺序为N>O>F,故B错误;C、P、S、C l最外层电子数目分别为5、6、7,最高价分别为+5、+6、+7,故C正确;D、L i、N a、K、R b位于同一主族,原子序数依次增大,同主族元素从上到下金属性逐渐增强,故D正确.故选B.A、根据L i、B e、B原子的核外电子排布分析;B、根据同一周期元素原子半径的变化规律分析,同一周期从左到右原子半径逐渐减小;C、根据P、S、C l最外层电子数目判断最高正价;D、根据同主族元素从上到下金属性逐渐增强分析.本题考查元素周期律的递变规律,题目难度不大,注意把握元素周期律的递变规律与元素在周期表中的位置关系.11.今有A、B两种原子,A原子的M层比B原子的M层少3个电子,B原子的L层电子数恰为A原子L层电子数的2倍,A和B分别是()A.硅原子和钠原子B.硼原子和氢原子C.碳原子和铝原子D.氮原子和碳原子【答案】C【解析】解:根据题意,B原子的L层电子数恰为A原子L层电子数的2倍,而L层最多排布8个电子,因此,B的L层有8个电子,而A的L层有4个电子(无M层),根据“A原子的M层比B原子的M层少3个电子”可知,B的M层上有3个电子,即A共有K、L电子层,排布的电子数分别为2、4,B共有K、L、M电子层,排布的电子数分别为2、8、3,故A是C,B是A l,因此C正确.故选C.根据题意和电子排布规律,确定A、B的电子层数和各层排布的电子数.本题要根据题目电子层和电子数的关系,逐步确定A、B的电子层数和各层上的电子数,有些同学思维混乱,原因是没理清题目中的信息,不能结合电子排布规律分析,因此要把排布规律与题意结合起来,整体把握.12.原子电子层数相同的X、Y、Z三种元素,若最高价氧化物的水化物酸性强弱为H3XO4<H2YO4<HZO4,则下列判断正确的是()A.非金属性强弱为X>Y>ZB.原子半径为X<Y<ZC.阴离子的还原性为X3->Y2->Z-D.气态氢化物的稳定性为H3X>H2Y>HZ【答案】C【解析】解:同一周期元素中,元素非金属性随着原子序数的增大而增强,元素的非金属性越强,其最高价氧化物的水化物酸性越强,同一周期的X、Y、Z三种元素,最高价氧化物对应水化物的酸性强弱是H3XO4<H2YO4<HZO4,则原子序数X<Y<Z,非金属性X<Y <Z,A.同一周期的X、Y、Z三种元素,最高价氧化物对应水化物的酸性强弱是H3XO4<H2YO4<HZO4,则原子序数X<Y<Z,非金属性X<Y<Z,故A错误;B.同一周期的X、Y、Z三种元素,最高价氧化物对应水化物的酸性强弱是H3XO4<H2YO4<HZO4,则原子序数X<Y<Z,则原子半径X>Y>Z,故B错误;C.同一周期的X、Y、Z三种元素,最高价氧化物对应水化物的酸性强弱是H3XO4<H2YO4<HZO4,则原子序数X<Y<Z,非金属性X<Y<Z,所以阴离子的还原性为X3->Y2->Z-,故C正确;D.元素的非金属性越强,其气态氢化物的稳定性越强,这几种元素的非金属性X<Y <Z,所以气态氢化物稳定性:XH3<H2Y<HZ,故D错误;故选C.A.同一周期元素中,元素非金属性随着原子序数的增大而增强,元素的非金属性越强,其最高价氧化物的水化物酸性越强;B.同一周期元素中,随原子序数增大,原子半径减小;C.元素的非金属性越强,其阴离子的还原性越弱;D.元素的非金属性越强,其气态氢化物的稳定性越强.本题考查了原子结构和元素周期律的关系,明确元素非金属性与其最高价氧化物的水化物酸性强弱的关系是解本题关键,再结合元素周期律来分析解答,题目难度不大.13.对于X和X+两种粒子,下列叙述正确的是()A.质子数一定相同,质量数和中子数一定不同B.化学性质几乎相同C.一定都由质子、中子、电子构成D.核电荷数,核外电子数一定相同【答案】A【解析】解:A、两种粒子的质子数为Z,质量数分别为A、A+1,中子数分别为A-Z,A+1-Z,故A正确;B、因质子数相同,则为同种元素的微粒,同种元素的原子和离子的化学性质不同,故B错误;C、若X为H,则可能没有中子,故C错误;D、Z A X的质子数等于核外电子数,Z A+1X+的质子数比核外电子数多,故D错误;故选A.X中元素符号左下角的数字为质子数,左上角的数字为质量数,质子数=核电荷数= Z A核外电子数,质子数+中子数=质量数.本题考查原子的表示方法及原子中的数量关系,明确质子数=核电荷数=核外电子数,质子数+中子数=质量数即可解答,较简单.14.下列叙述中,金属a的活泼性肯定比金属b的活泼性强的是()A.a原子的最外层电子数比B原子的最外层电子数少B.a原子电子层数比b原子的电子层数多C.1mola从酸中置换H+生成的H2比1molb从酸中置换H+生成的H2多D.常温时,a能从水中置换出氢,而b不能【答案】D【解析】解:金属的金属性越强,其最高价氧化物的水化物碱性越强,其单质的还原性较强,与酸或水反应剧烈程度越大,A.金属的金属性强弱与最外层电子数多少无关,如:最外层电子数A l>M g,但活泼性M g>A l,故A错误;B.金属的金属性强弱与电子层数无关,如F e的电子层数大于N a,但活泼性N a>F e,故B错误;C.金属的金属性强弱与失电子多少无关,如相同物质的量的A l和M g分别与酸反应,铝得到氢气比镁多,但活泼性M g>A l,故C错误;D.常温下,a能从水中置换出氢,而b不能,说明活泼性a>b,故D正确;故选D.金属的金属性越强,其最高价氧化物的水化物碱性越强,其单质的还原性较强,与酸或水反应剧烈程度越大,据此分析解答.本题考查金属活泼性强弱判断,侧重考查学生分析判断能力,注意金属性活泼性强弱与失电子难易程度有关,与失电子多少、最外层电子数、电子层数等都无关,为易错题.15.已知X n-、Y n+、Z三种微粒具有相同的核外电子层结构,下列分析中正确的是()A.离子半径大小关系是X n-<Y n+B.Z一定是稀有气体元素的原子C.原子序数关系是Z>Y>XD.原子半径关系是Y<X【答案】B【解析】解:X n-、Y n+、Z三种微粒具有相同的核外电子层结构,则Z一定为稀有气体,X、Y为主族元素,且X与Z同周期,Y处于X、Z的下一周期,A.核电荷数X<Y,电子层结构相同核电荷数越大离子半径越小,故离子半径:X n->Y n+,故A错误;B.Z一定为稀有气体元素,故B正确;C.原子序数Y>Z>X,故C错误;D.同周期自左而右原子半径减小,同主族自上而下原子半径增大,故原子半径Y>X,故D错误,故选B.X n-、Y n+、Z三种微粒具有相同的核外电子层结构,则Z一定为稀有气体,X、Y为主族元素,且X与Z同周期,Y处于X、Z的下一周期,电子层结构相同核电荷数越大离子半径越小,同周期自左而右原子半径减小,同主族自上而下原子半径增大,据此解答.本题考查结构性质位置关系应用,难度中等,确定元素的位置是解题关键,注意掌握微粒半径的比较.16.运用元素周期律分析下面的推断,其中错误的是()A.已知R a是第七周期、IIA族的元素,故R a(OH)2的碱性比M g(OH)2的碱性强B.已知A s是第四周期、VA族的元素,故A s H3的稳定性比NH3的稳定性强C.已知C s原子半径比N a的原子半径大,故C s与水反应比N a与比反应更剧烈D.已知C l与A l处于同一周期,且C l的核电荷数比A l的核电荷数大,故C l的原子半径比A l的原子半径小【答案】B【解析】解:A.同主族自上而下元素金属性增强,金属性越强,最高价氧化物对应水化物的碱性越强,故碱性:R a(OH)2>M g(OH)2,故A正确;B.同主族自上而下元素非金属性减弱,故非金属性N>A s,非金属性越强,其氢化物越稳定,故氢化物稳定性:A s H3<NH3,故B错误;C.C s的原子半径比N a的原子半径大,原子半径越大,原子核对核外电子吸引能力越弱,故C s的金属性较强,C s与水反应比N a与水反应更剧烈,故C正确;D.C l的核电荷数比A l的核电荷数大,核电荷数越大,原子核对核外电子吸引能力越强,故C l的原子半径比A l的原子半径小,故D正确,故选B.A、同主族从上往下金属性增加,所以最高价氧化物对应水化物的碱性增加;B、非金属性越强,对应的氢化物越稳定;C、原子半径越大,原子核对核外电子吸引能力越弱,元素的金属性越强;D、同周期核电荷数越大,原子核对核外电子吸引能力越强,原子半径减小.本题考查元素周期律,难度不大,注意根据原子结构理解同周期、同主族元素性质的递变规律.17.氯的原子序数为17,35C l是氯的一种同位素,下列说法正确的是()A.35C l原子所含质子数为18B.mol的1H35C l分子所含中子数约为6.02×1023C.3.5g的35C l2气体的体积为1.12LD.35C l2气体的摩尔质量为70【答案】B【解析】解:A、35C l是氯的一种同位素,质子数等于原子序数,所以35C l质子数为17,中子数为35-17=18,故A错误;B、1H35C l分子所含中子为18,mol的1H35C l分子所含中子的物质的量为1mol,所以中子数约为6.02×1023,故B正确;C、氯气不一定处于标准状况,不能使用气体摩尔体积22.4L/mol,故C错误;D、摩尔质量为的单位为g/mol等,故D错误.故选:B.A、35C l是氯的一种同位素,质子数等于原子序数.B、根据质量数=质子数+中子数计算分子中各原子的中子数,计算出1个分子含有的中子数,在根据N=n NA计算.C、不一定处于标准状况,不能使用气体摩尔体积22.4L/mol.D、摩尔质量为的单位为g/mol等.考查同位素、常用化学计量数的有关计算等,难度不大,注意气体摩尔体积使用条件与范围.18.元素X的最高正价和负价的绝对值之差为6,元素Y原子次外层与元素X原子次外层均为8个电子,X、Y的离子具有相同的电子排布,X、Y形成的化合物是()A.M g F2 B.M g C l2 C.C a C l2 D.C a B r2【答案】C【解析】解:元素X的最高正价和负价的绝对值之差为6,元素X的最高正价和负价的绝对值之和为8,则X的最高正价为+7价,为第VIIA族元素;元素Y原子次外层与元素X原子次外层均为8个电子,X、Y的离子具有相同的电子排布,则Y位于X的下一周期,A.F元素没有最高正化合价,不符合题意,故A错误;B.C l元素有+7价,但M g和C l元素位于同一周期,不符合题意,故B错误;C.C l元素有+7价,且C a元素位于C l元素下一周期,符合题意,故C正确;D.B r元素有+7价,但C a元素和B r位于同一周期,不符合题意,故D错误;故选C.元素X的最高正价和负价的绝对值之差为6,元素X的最高正价和负价的绝对值之和为8,则X的最高正价为+7价,为第VIIA族元素;元素Y原子次外层与元素X原子次外层均为8个电子,X、Y的离子具有相同的电子排布,则Y位于X的下一周期,据此分析解答.本题考查了原子结构和元素性质,根据元素化合价确定元素位于主族序数,再结合元素的性质分析解答,注意:O、F元素没有最高正化合价,为易错点.四、简答题(本大题共4小题,共46.0分)19.在短周期元素中,(均用化学符号表示)(1)常温下有颜色的气体单质有______ ;(2)除稀有气体外,原子半径最大的元素是______ ;最小的元素是______ ;(3)气态氢化物中最稳定的是______ ,其水溶液呈碱性的元素是______ ;(4)在最高价氧化物中呈最高正价的元素是______ ;(5)地壳中含量最多的元素______ .【答案】C l2、F2;N a;H;HF;NH3;C l;O【解析】解:在短周期元素中,(均用化学符号表示)(1)常温下有颜色的气体单质有C l2、F2,故答案为:C l2、F2;(2)除稀有气体外,原子半径最大的元素是N a;最小的元素是H,故答案为:N a;H;(3)气态氢化物中最稳定的是HF,其水溶液呈碱性的元素是NH3,故答案为:HF;NH3;(4)在最高价氧化物中呈最高正价的元素是C l,故答案为:C l;(5)地壳中含量最多的元素为O,故答案为:O.短周期中,氯气为黄绿色气体、F2浅黄色气体,N a原子半径最大,H原子半径最小,F 的非金属性最强,N a的金属性最强,F无正价,C l的最高正极为+7价,氨水显碱性,地壳中含量最多的元素为O,以此来解答.本题考查元素周期表的结构与应用,为高频考点,把握元素的位置、元素的性质、元素化合物知识等为解答的关键,侧重分析与应用能力的考查,题目难度不大.20.已知元素a A、b B、c C、d D、e E的原子结构示意图分别为:请回答下列问题:(1)属于同周期的元素是______ (填元素符号,下同),属于同主族的元素______ .(2)金属性最强的元素是______ ,非金属性最强的元素是______ .(3)上述元素中最高价氧化物对应的水化物碱性最强的是______ .【答案】N a、A l、C l;F、C l、B r;N a;F;N a OH【解析】解:由元素原子结构示意图,可知A为A l、B为C l、C为N a、D为B r、E为F.(1)同周期元素原子具有相同电子层数,故N a、A l、C l同周期,同主族元素原子最外层电子数相同,所以F、C l、B r同主族,故答案为:N a、A l、C l;F、C l、B r;(2)同周期自左而右金属性减弱、非金属性增强,同主族自上而下金属性增强、非金属性减弱,所以N a的金属性最强,F的非金属性最强,故答案为:N a;F;(3)同周期自左而右金属性减弱,故金属性N a>A l.元素金属性越强,其最高价氧化物对应的水化物碱性越强,故N a OH的碱性最强,故答案为:N a OH.由元素原子结构示意图,可知A为A l、B为C l、C为N a、D为B r、E为F.(1)同周期元素原子具有相同电子层数,同主族元素原子最外层电子数相同;(2)同周期自左而右金属性减弱、非金属性增强,同主族自上而下金属性增强、非金属性减弱;(3)元素金属性越强,其最高价氧化物对应的水化物碱性越强.本题考查结构与位置关系、元素周期律等,比较基础,关键是弄清原子结构示意图与元素在周期表中的位置关系,注意对元素周期律的理解.21.有X、Y、Z三种短周期元素,X的气态氢化物化学式为H2X,此氢化物的分子量与X 最高价氧化物的分子量之比为17:40,X原子核内质子数与中子数相等,Y与X可以形成离子化合物Y2X,Y的阳离子电子层结构与N e相同,Z与X同周期,其气态单质是双原子分子,两原子共用1对电子.试回答:(1)写出各元素符号:X ______ 、Y ______ 、Z ______ .(2)X离子的结构示意图为______ .X与Y形成的离子化合物的电子式为______ ,Z 和氢形成的化合物的电子式为______ .(3)Y单质在空气中燃烧的化学方程式为______ ,生成物与水反应的化学方程式为______ .【答案】S;N a;C l;;;;2N a+O2N a2O2;2N a2O2+2H2O=4N a OH+O2【解析】解:X、Y、Z三种短周期元素,X的气态氢化物化学式为H2X,在该氢化物中,X显-2价,则X为第VIA族元素,且为短周期元素,所以X是O或S元素,此氢化物的相对分子质量与X最高价氧化物的相对分子质量之比为17:40,O元素没有氧化物,所以X是S元素,X原子核内质子数与中子数相等,则X是1632S,Y与X可以形成离子化合物Y2X,在该化合物中,Y显+1价,Y是短周期元素,则Y为第IA族元素,Y的阳离子电子层结构与N e相同,所以Y是N a元素,Z与X同周期,其气态单质是双原子分子,两原子共用1对电子,则Z位于第三周期第VIIA族,为C l元素,依据分析可知:X为硫,Y为钠,Z为氯,(1)通过以上分析知,X、Y、Z分别为硫、钠、氯元素,故答案为:S;N a;C l;(2)X是S元素,硫离子核外有18个电子,硫离子的结构示意图为,化合物N a2S属于离子化合物,硫离子和钠离子之间只含离子键,则硫化钠的电子式为,C l和氢形成的化合物为HC l,HC l中H与C l形成一对共价键,故其电子式为:,故答案为:;;;(3)Y单质是钠,钠在空气中燃烧生成过氧化钠,反应方程式为:2N a+O2N a2O2,过氧化钠与水反应生成氢氧化钠与水,反应的化学反应方程式为:2N a2O2+2H2O=4N a OH+O2,故答案为:2N a2O2+2H2O=4N a OH+O2.X、Y、Z三种短周期元素,X的气态氢化物化学式为H2X,在该氢化物中,X显-2价,则X为第VIA族元素,且为短周期元素,所以X是O或S元素,此氢化物的相对分子质量与X最高价氧化物的相对分子质量之比为17:40,O元素没有氧化物,所以X是S元素,X原子核内质子数与中子数相等,则X是1632S,Y与X可以形成离子化合物Y2X,在该化合物中,Y显+1价,Y是短周期元素,则Y为第IA族元素,Y的阳离子电子层结构与N e相同,所以Y是N a元素,Z与X同周期,其气态单质是双原子分子,两原子共用1对电子,则Z位于第三周期第VIIA族,为C l元素,据此解答各小题即可.本题主要考查了电子式、化学反应方程式的书写,正确推断元素是解本题关键,难点是硫化钠电子式的书写.22.在水溶液中,YO3-和S2-发生反应的离子方程式如下:YO3-+3S2-+6H+═Y-+3S↓+3H2O (1)YO3-Y元素的化合价是______ .。
河南省周口市中英文学校高一化学下学期期中试题

Zn Cu稀H 2SO 4周口中英文学校2014-2015学年下期高一期中考试化学试题3.可能用到的相对原子质量:H :1 O :16 C :12 S :32 K :39 Fe :56 Na :23 N :14 Mg :24 Cl : 选择题(每题只有一个正确选项,每小题3分,共48分)1、随着人们生活质量的不断提高,废电池必须进行集中处理的问题被提到议事日程,其首要原因是( )A .利用电池外壳的金属材料B .防止电池中汞、镉和铅等重金属离子对土壤和水源的污染C .不使电池中渗泄的电解液腐蚀其他物品D .回收其中石墨电极2、在下列元素中,不属于主族元素的是( )A .氢B .钙C .铁D .碘 3、下列说法错误的是 ( )A .含有共价键的化合物一定是共价化合物B .在共价化合物中一定含有共价键C .含有离子键的化合物一定是离子化合物D .全部由非金属组成的化合物可能是离子化合物4、下列物质中既含有离子键,又含有非极性共价键的是( ) A .NaOH B .H2O C .MgCl2 D .Na2O25、“摇摇冰”是一种即用即冷的饮料。
吸食时将饮料罐隔离层中的化学物质和水混合后摇动即会制冷。
该化学物质可能是( )A .氯化钠B .固体硝酸铵C .生石灰D .蔗糖 6.在下列过程中,需要加快化学反应速率的是( )A . 钢铁腐蚀B . 食物腐败C . 炼钢D . 塑料老化 7、在2L 密闭容器中,在一定条件下发生A(g)+3B(g)2C(g),在10s 内反应物A 的浓度由1mol/L 降到0.6mol/L ,则ν(C )为( )A .0.04mol/(L ·s)B .0.08mol/(L ·s)C .0.4mol/(L ·s)D .0.8mol/(L ·s) 8、对于锌、铜和稀硫酸组成的原电池(如右图),下列有关说法正确的是( ) ①Zn 是负极 ②电子由Zn 经外电路流向Cu ③Zn -2e-==Zn2+ ④Cu2+ 在溶液中由Cu 棒向Zn 棒迁移A .①②B .①②③C .②③④D .①②③④ 9、下列说法不正确的是( )A 、需加热才能发生的反应不一定是吸热反应B 、吸热反应的反应物的总能量之和小于生成物的总能量之和C 、某可逆反应,若正反应为吸热反应,逆反应也可能是吸热反应D 、化学变化中的能量变化主要由化学键变化引起的10、下列各图中,表示正反应是吸热反应的图是( )11、下图各装置中,不能发生原电池反应的是()12、在下列影响化学反应速率的外界因素中,肯定能使化学反应速率加快的方法是()①升高温度②加入正催化剂③增大反应物浓度④将固体块状反应物磨成末⑤增大压强A.①②③⑤B.①②④⑤ C.①③④⑤D.①②③④13、对于可逆反应2SO2+O22SO3,在混合气体中充入一定量的18O2,足够长的时间后,18O原子()A.只存在于O2中B.只存在于O2和SO3中C.只存在于O2和SO2中D.存在于O2、SO2和SO3中14、下列说法中正确的是()A.物质发生化学反应不一定都伴随着能量变化B.伴有能量变化的物质变化都是化学变化C.在确定的化学反应关系中,反应物的总能量与生成物的总能量一定不同D.一个确定的化学反应关系中,反应物的总能量总是高于生成物的总能量15、把a、b、c、d 4块金属片浸入稀硫酸中,用导线两两相连组成原电池。
河南省周口中英文学校2015-2016学年高一英语下学期第一次月考试题

周口中英文学校2015-2016学年度高一年级下期第一次月考英语试题第二部分阅读理解(本大题共两节,每小题2分,共40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。
AIf you want to become a fluent English speaker you should take some advice: There are four skills in learning English. They are reading, listening, speaking, and writing. The most important thing you must remember is that if you want to improve your speaking and writing skills you should first master the skills of reading and listening.Read as much as you can. But your reading must be active. It means that you must think about the meaning of the sentence, the meaning of the unfamiliar words, etc. There is no need for you to pay much attention to grammars or try to understand all the unfamiliar words you come_across,_but the fact that you see them for the first time and recognize them w henever you see them, for example in other passages or books, is enough. It would be better to prepare yourself a notebook s o you can write down the important words or sentences in it.As for listening, there are two choices: besides reading, you can listen every day for about 30 minutes. You can only pay attention to your reading and become skilful at your reading, then you can catch up on your listening. Since you have lots of inputs in your mind, you can easily guess what the speaker is going to say. This never means that you should not practise listening.For listening you can listen to cartoons or some movies that are specially made for children. Their languages are easy. Or if you are good at listening you can listen to VOA or BBC programmes every day. Again the thing to remember is being active in listening and preferably taking some notes.If you follow these pieces of advice, your speaking and writing will improve automatically, and you can be sure that with a little effort they will become perfect.21.To improve your reading, when you read you should ________.A.think about what you are reading activelyB.look up all the new words in the dictionaryC.spend more time studying grammarsD.copy as many words and sentences as possible22.The underlined phrase“come across” in the second paragraph can probably be replaced by“________”.A.find on purpose B.discoverC.meet by accident D.look for23.The author seems to agree with the view that ________.A.everyone should listen to VOA or BBC programmes every dayB.you needn't practise listening if you keep on reading every dayC.you should take notes of whatever you are hearingD.being good at reading is helpful in improving your listening24.The passage is mainly about how to ________.A.become fluent in speaking and writing EnglishB.choose suitable listening materialsC.deal with new words in readingD.improve your English as quickly as possibleBThe 92-year-old, thin, calm and proud lady, who is fully dressed each morning by eight o'clock, even though she is nearly blind, moved to a nursing home today.Her husband of 70 years recently passed away, making the move necessary. After many hours of waiting patiently in the hall of the nursing home, she smiled sweetly when told her room was ready.As she walked slowly to the elevator, I provided a true description of her tiny room, including the old sheets that had been hung on her window. “I love it.” she said with the happiness of an eight-year-old having just been presented with a new puppy.“Mrs Jones, you haven't seen the room...just wait.”“That doesn't matter.” she replied.“Happiness is something you decide ahead of time. Whether I like my room or not doesn't depend on how the furniture is arranged. It's how I arranged my mind. I have already decided to love it. It's a decision I make every morning when I wake up. Each day is a gift, and as long as my eyes open I'll focus on the new day and all the happy memories I've stored away.”She went o n to explain,“Old age is like a bank account. You take what you've put in. So, my advice to you would be to put in a lot of happiness in the bank account of memories. Thank you for your part in filling my memory bank.”And with a smile, she said,“All my memories are happy ones.”25.We can infer from the passage that the author ________.A.is one of Mrs Jones' children B.works in the nursing homeC.is a relative of Mrs Jones D.is the owner of the nursing home26.Mrs Jones was very happy when told about her room because she ________.A.couldn't see what her room was likeB.thought the nursing home was her homeC.had already made up her mind to be happyD.would have to live in the nursing home27.Which of the following words can best describe Mrs Jones?A.Proud. B.Determined. C.Cheerful. D.Honest.CIf there is a building which symbolizes a country—such as the Eiffel Tower for France and Sydney Opera House for Australia—then it has to be the Taj Mahal for India.It was set up by Emperor Shah Jahan in 1653 in memory of his wife, Mumtaz Mahal. From the time they got married, they wouldn't be separated. She followed him to wars, advised him on affairs of state, and was loved by his people for her good work. But she died in 1631 during childbirth. The emperor was heart-broken and had the Taj Mahal built as a sign of his love.It took more than 20 years for the Taj Mahal to be built. Workers were brought in, not only from all over India, but from Central Asia too. A total of 20,000 people worked on the building.In 1657, Shah Jahan fell ill, and in 1658 his son Aurangzeb, imprisoned (囚禁) his father and seized power. Shah Jahan stayed in prison until his death in 1666. He was finally buried there with his wife he could never forget.The Taj Mahal is definitely worth more than a single visit. As it is built with white marble stones, its character changes in different lights. It looks more beautiful at sunrise and sunset. At sunset, for example, the colour of the Taj changes from white to yellow, then to pink. As the moon rises, it turns a silvery white.To show respect to the Taj, tourists are asked to take off their shoes during their visit.28.Emperor Shah Jahan built the Taj Mahal to ________.A.make it symbolize India B.memorise his wifeC.show his great power D.give his wife a present29.Which of the following about the Taj Mahal is NOT true?A.It is a symbol of India.B.It took over 20 years to build the Taj Mahal.C.All workers building the Taj Mahal came from Central Asia.D.The Taj Mahal was built with white marble stones.30.According to the passage, we know that Shah Jahan ______.A.lived a hard life in his last few yearsB.lost his life just because of his old ageC.was not popular with his people at that timeD.treated his son badly when he was young31.The word “seize” in the fourth paragraph may most probably mean ________.A.throw B.memorise C.give D.captureDOne is not born able to speak a language. One is born able to make a noise. I have heard babies cry in America and in China. I can’t tell any difference. But when I hear someone from America speak English and hear someone speak Chinese, I can tell you there are a lot of differences.I believe a common(普遍的) problem with Chinese students’ learning English is that they were not taught to think in English. They have an idea spoken in English and want to translate the idea into Chinese, then they think in Chinese of the proper reply and translate it into English. After a long period of speaking the language, one begins to think in the foreign language naturally. You will learn faster if you begin to think in English at the very beginning of your study. Many students ask me: What can I do to improve my spoken English?My reply is: The more English you speak, the better English you will speak. There are many things you can do to improve your spoken English. Of course, the best way is to live where English is sp oken as a language of the country.32. The cries of American and Chinese babies are _______.A. differentB. not like each otherC. the sameD. like each other33. The underlined sentence (in Paragraph 2) means that______.A. teachers never gave the students the way of learning EnglishB. some teachers didn’t teach students to think in EnglishC. students didn’t remember the way teachers taught themD. teachers didn’t want their students to think in English34. The un derlined word “they” (in Paragraph 2) refers to “_____”.A. English studentsB. Chinese teachersC. Chinese studentsD. English teachers35. According to the article, which of the following is TRUE?A. You must think in English all the time.B. After speaking English for a long time, you may probably think in English naturally(自然地).C. You should always translate English into Chinese.D. The best way of learning English is to live in America.第二节(共5小题;每小题2分,满分10分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
河南省周口市中英文学校2015-2016学年高一生物下学期第一次月考试卷(含解析)
2015-2016学年河南省周口市中英文学校高一(下)第一次月考生物试卷一、选择题:(每小题2分,共60分.每题只有一个选项最符合题意)1.下列属于相对性状的是()A.玉米的黄粒和圆粒B.家鸡的长腿和毛腿C.绵羊的白毛和黑毛D.豌豆的高茎和豆荚的绿色2.下列不属于孟德尔研究遗传定律获得成功原因的是()A.正确选用了豌豆这种实验材料B.科学地设计实验程序,提出假说并进行验证C.先分析多对相对性状的遗传,再分析一对相对性状的遗传D.对实验结果进行统计学分析3.基因分离规律的实质是()A.F2代出现性状分离B.F2性状分离比为3:1C.等位基因随同源染色体分开而分开D.测交后代性状分离比为1:14.大豆的白花和紫花为一对相对性状.下列杂交实验中,能判定性状显隐性关系的()①紫花×紫花→全紫花②紫花×紫花→301紫花+110白花③紫花×白花→全紫花④紫花×白花→98紫花+107白花.A.①和③B.②和③C.③和④D.④和①5.两株高茎豌豆杂交,后代高茎和矮茎的比例如图所示,则亲本的基因型为()A.GG×ggB.GG×GgC.Gg×GgD.gg×gg6.如果AaBb个体自交,那么雌雄个体的配子种数、后代表现型种类、基因型种类分别为多少()A.4、2、9B.2、2、2C.4、4、2D.4、4、97.牛的黑毛对棕毛是显性,要判断一头黑牛是否为纯合子,选用与它交配的牛最好是()A.纯种黑牛B.纯种棕牛C.杂种黑牛D.杂种棕牛8.基因型为Aa的豌豆自交过程中产生的配子情况如下,正确的是()A.雌配子:雄配子=1:1B.雌配子:雄配子=1:4C.AA:aa=1:1D.A:a=1:19.通过饲养灰鼠和白鼠(基因型未知)的实验,得到结果如下表,如果亲本一栏中杂交组C.3/4是灰色D.1/4是灰色10.人类褐色眼睛是由显性基因控制,蓝色眼睛是由其相对的隐性基因控制.假定一个蓝色眼睛的男子与一褐色眼睛的女人婚配,而该女人的母亲是蓝眼.问其后代的眼色预期比率是()A.1/2褐眼、1/2蓝眼B.3/4褐眼、1/4蓝眼C.全部褐眼D.1/4褐眼、3/4蓝眼11.调查发现人群中夫妇双方均表现正常也能生出白化病患儿.研究表明白化病由一对等位基因控制.判断下列有关白化病遗传的叙述,错误的是()A.致病基因是隐性基因B.如果夫妇双方都是携带者,他们生出白化病患儿的概率是1/4C.如果夫妇一方是白化病患者,他们所生表现正常的子女一定是携带者D.白化病患者与表现正常的人结婚,所生子女表现正常的概率是112.黄色(Y)圆滑(R)豌豆与绿色(y)皱粒(r)豌豆杂交得到后代:黄圆70,黄皱75,绿圆73,绿皱71,这两个亲本的基因型是()A.YyRr×yyrrB.YYRr×YYRrC.YyRr×YyRrD.YYRR×yyrr13.基因型分别为ddEeFF和DdEeff的2种豌豆杂交,在3对等位基因各自独立遗传的条件下,其子代表现型不同于2个亲本的个体数占全部子代的()A.1/4B.3/8C.5/8D.3/414.孟德尔用纯种高茎豌豆与纯种矮茎豌豆作亲本,分别设计了杂交、自交、测交等多组实验,按照假说-演绎的科学方法“分析现象→提出假说→演绎推理→检验假说→得出结论”,最后得出了两大遗传定律.孟德尔在检验假说阶段进行的实验是()A.纯合亲本之间的杂交B.F1与某亲本的杂交C.F1的自交D.F1的测交15.已知玉米某两对基因按照自由组合规律遗传,其子代基因型及比值如图,则亲本的基因型是()A.DDSS×DDSsB.DdSs×DdSsC.DdSs×DDSsD.DdSS×DDSs16.玉米籽粒黄色(Y)对白色(y)显性,糯性(B)对非糯性(b)显性.一株黄色非糯的玉米自交,子代中不可能有的基因型是()A.yybbB.YYBBC.YybbD.YYbb17.用矮秆迟熟(ddEE)水稻和高秆早熟(DDee)水稻杂交,这两对基因自由组合.如希望得到200株矮秆早熟纯种植株,那么F2在理论上要有()A.800株B.1000株C.1600株D.3200株18.在探索遗传本质的过程中,科学发现与研究方法相一致的是()①1866年孟德尔豌豆杂交实验,提出遗传定律②1903年萨顿研究蝗虫的减数分裂,提出假说“基因在染色体上”③1910年摩尔根进行果蝇杂交实验,证明基因位于染色体上.A.①假说-演绎法②假说-演绎法③类比推理法B.①假说-演绎法②类比推理法③类比推理法C.①假说-演绎法②类比推理法③假说-演绎法D.①类比推理法②假说-演绎法③类比推理法19.欲鉴别一株高茎豌豆是否是纯合子,最简便易行的方法是()A.杂交B.观察C.测交D.自交20.下列有关人类的性状中,属于相对性状的是()A.卷发与黑发B.双眼皮与蓝眼C.有耳垂与毛耳D.能卷舌与不能卷舌21.下列属于等位基因的是()A.AbB.YyC.EED.XY22.下列有关人类遗传病的系谱图(图中深颜色表示患者)中,不可能表示人类红绿色盲遗传的是()A.B.C.D.23.已知小麦的显性性状是高秆(D)、抗病(T),后代的表现型为高抗:高不抗:矮抗:矮不抗=3:1:3:1的亲本组合是()A.DdTT×DDTtB.DdTt×ddTtC.DdTT×ddttD.DdTt×Ddtt24.父本基因型为AABb,母本基因型为AaBb,其F1不可能出现的基因型是()A.AABbB.AabbC.AaBbD.aabb25.一对杂合黑色豚鼠交配,产生了4只小豚鼠,则4只小豚鼠的表现型是()A.全部黑色B.黑色、白色各两只C.黑:白为3:1D.以上三种都有可能26.纯合的黄色圆粒豌豆(YYRR)与纯合的绿色皱粒豌豆(yyrr)杂交,F2中出现绿色圆粒豌豆的概率是()A.1/4B.3/4C.1/16D.3/1627.将具有1对等位基因的杂合子,逐代自交3次,在F3代中杂合子占总数的()A.1/2B.1/4C.1/8D.1/1628.基因型为AaBb的个体自交,两对基因独立遗传.下一代中基因型为AaBb的个体占()A.1/16B.1/8C.3/16D.1/429.豌豆的白花和紫花是一对相对性状,下列4组杂交实验中,能判断显性和隐性的是()①紫花×紫花→紫花②紫花×紫花→301紫花+101白花③紫花×白花→紫花④紫花×白花→98紫花+102白花.A.①②B.②③C.①③D.②④30.孟德尔对遗传规律的探索过程是()A.分析→假设→实验→验证B.假设→实验→结论→验证C.实验→分析→假设→结论D.实验→假设→验证→结论二、非选择题(本题包括4小题,共30分)31.图为某家族白化病的遗传系谱图(基因用A、a表示),据图回答:(1)人类白化病是一种_________(隐/显)性遗传病.(2)Ⅱ3的基因型是_________,III8为杂合子的概率是_________.(3)Ⅱ4和 III10的基因型相同的概率是_________.(4)若 III9和一个白化病基因携带者结婚,则生一个患病孩子的几率为_________.32.已知豌豆种子子叶的黄色与绿色是一对等位基因Y、y控制的,用豌豆进行下列遗传实验,具体情况如下:请分析回答:从实验_________可判断这对相对性状中_________是显性性状.写出相关的基因型:甲_________,丁_________.实验二黄色子叶戊中能稳定遗传的占_________性状,其中_________(2)组合二亲本的基因型分别是_________、_________.(3)组合三后代的腋生豌豆中杂合子占_________.(4)在杂种后代中,同时出现显性性状和隐性性状的现象,在遗传学上称为_________.(5)该性状的遗传遵循_________定律.34.豌豆种子子叶黄色(Y)对绿色(y)为显性,形状圆粒(R)对皱粒(r)为显性,某人用黄色圆粒和绿色圆粒进行杂交,发现后代出现4种表现型,对性状的统计结果如图,请回答:(1)亲本的基因型_________(黄色圆粒),_________(绿色圆粒).(2)在杂交后代F1中,表现型不同于亲本的是_________,占得比例是_________,其中纯合子的基因型是_________.(3)F1中黄色圆粒豌豆的基因型是_________,若使F1中黄色圆粒豌豆与绿色皱粒豌豆杂交,则F2中纯合体所占的比例为_________.2015-2016学年河南省周口市中英文学校高一(下)第一次月考生物试卷参考答案与试题解析一、选择题:(每小题2分,共60分.每题只有一个选项最符合题意)01.下列属于相对性状的是()A.玉米的黄粒和圆粒B.家鸡的长腿和毛腿C.绵羊的白毛和黑毛D.豌豆的高茎和豆荚的绿色【考点】生物的性状与相对性状.【分析】相对性状是指同种生物相同性状的不同表现类型.判断生物的性状是否属于相对性状需要扣住关键词“同种生物”和“同一性状”答题.【解答】解:A、玉米的黄粒和圆粒不符合“同一性状”一词,不属于相对性状,A错误;B、家鸡的长腿和毛腿不符合“同一性状”一词,不属于相对性状,B错误;C、绵羊的白毛和黑毛属于一对相对性状,C正确;D、豌豆的高茎和豆荚的绿色不符合“同种生物”,不属于相对性状,D错误.故选:C.【点评】本题考查生物的性状与相对性状,重点考查相对性状,要求考生识记相对性状的概念,能扣住概念中的关键词“同种生物”和“同一性状”对各选项作出正确的判断,属于考纲识记和理解层次的考查.2.下列不属于孟德尔研究遗传定律获得成功原因的是()A.正确选用了豌豆这种实验材料B.科学地设计实验程序,提出假说并进行验证C.先分析多对相对性状的遗传,再分析一对相对性状的遗传D.对实验结果进行统计学分析【考点】孟德尔遗传实验.【分析】孟德尔实验成功的原因:(1)正确选用实验材料:㈠豌豆是严格自花传粉植物(闭花授粉),自然状态下一般是纯种㈡具有易于区分的性状;(2)由一对相对性状到多对相对性状的研究;(3)分析方法:统计学方法对结果进行分析;(4)科学的设计了实验程序:假说-演绎法.【解答】解:A、孟德尔选择豌豆作为实验材料,豌豆是自花传粉、闭花授粉的植物,并且具有易于区分的相对性状,A正确;B、孟德尔科学地设计实验程序,提出假说并进行验证,B正确;C、孟德尔先分析一对相对性状的遗传,再分析多对相对性状的遗传,C错误;D、孟德尔运用统计学方法分析结果,D正确.故选:C.【点评】本题比较简单,考查了孟德尔实验成功的原因,意在考查考生的识记能力和理解能力,考生要能够明确杂交试验是孟德尔采用的实验方法,但不属于获得成功的原因.3.基因分离规律的实质是()A.F2代出现性状分离B.F2性状分离比为3:1C.等位基因随同源染色体分开而分开D.测交后代性状分离比为1:1【考点】基因的分离规律的实质及应用.【分析】本题考生识记基因分离定律的实质即可.【解答】解:基因分离定律的实质就是在减数第一次分裂后期,等位基因随同源染色体分开而分离.故选:C.【点评】本题考查了基因分离定律的实质,本考点比较简单,意在考查考生的识记能力.4.大豆的白花和紫花为一对相对性状.下列杂交实验中,能判定性状显隐性关系的()①紫花×紫花→全紫花②紫花×紫花→301紫花+110白花③紫花×白花→全紫花④紫花×白花→98紫花+107白花.A.①和③B.②和③C.③和④D.④和①【考点】基因的分离规律的实质及应用.【专题】正推法;基因分离定律和自由组合定律.【分析】判断一对相对性状的显性和隐性关系,可用杂交法和自交法(只能用于植物):杂交法就是用具有一对相对性状的亲本杂交,若子代只表现一种性状,则子代表现出的性状为显性性状;自交法就是让具有相同性状的个体杂交,若子代出现性状分离,则亲本的性状为显性性状.【解答】解:①紫花×紫花→紫花,亲代子代性状一致,可能是AA×AA→AA,也可能是aa ×aa→aa,所以无法判断显隐性关系,①错误;②紫花×紫花→紫花+白花,紫花与紫花杂交后代出现了白花,所以白花为隐性性状,紫花为显性性状,②正确;③紫花×白花→紫花,相对性状的亲本杂交,子代出现的是显性性状、没有出现的性状是隐性性状,所以紫花为显性性状,白花为隐性性状,③正确;④紫花×白花→紫花+白花,可能是Aa(紫花)×aa(白化)→Aa(紫花)、aa(白化),也可能是aa(紫花)×Aa(白化)→aa(紫花)、Aa(白化),所以无法判断显隐性关系,④错误.综上所述②和③可以判断出显隐性关系.故选:B.【点评】本题考查基因分离定律的实质及应用、性状的显、隐性关系及基因型和表现型,要求考生识记显性性状和隐性性状的概念;掌握基因分离定律的实质,能应用杂交法或自交法判断一对相对性状的显、隐性关系.5.两株高茎豌豆杂交,后代高茎和矮茎的比例如图所示,则亲本的基因型为()A.GG×ggB.GG×GgC.Gg×GgD.gg×gg【考点】基因的分离规律的实质及应用.【分析】分析题图:图示表示两株高茎豌豆(G_×G_)杂交,后代出现高茎:矮茎(aa)=3:1的性状分离比,说明亲本的基因型均为Gg.据此答题.【解答】解:A、gg是矮茎豌豆,且GG×gg→后代均为高茎,与题图不符,A错误;B、GG×Gg→后代均为高茎,与题图不符,B错误;C、Gg×Gg→后代高茎与矮茎之比为3:1,与题图相符,C正确;D、gg是矮茎豌豆,且gg×gg→后代均为矮茎,与题图不符,D错误.故选:C.【点评】本题结合图解,考查基因分离定律的实质及应用,要求考生掌握基因分离定律的实质,能熟练写出一对相对性状的6种杂交组合及其后代的情况,再结合题图作出准确的判断.6.如果AaBb个体自交,那么雌雄个体的配子种数、后代表现型种类、基因型种类分别为多少()A.4、2、9B.2、2、2C.4、4、2D.4、4、9【考点】基因的自由组合规律的实质及应用.【专题】遗传基本规律计算;基因分离定律和自由组合定律.【分析】在减数分裂过程中,等位基因随同源染色体的分离而分离,非同源染色体上的非等位基因自由组合,能产生2n种配子;单基因控制的性状在上述条件下,后代表现型种类数为2n,基因型种类为3n.【解答】解:在减数分裂过程中,等位基因随同源染色体的分离而分离,非同源染色体上的非等位基因自由组合,能产生2n种配子;单基因控制的性状在上述条件下,后代表现型种类数为2n,个体自交基因型种类为3n(n代表等位基因的对数).所以,雌雄个体的配子基因型种类22=4;后代表现型种类22=4;基因型种类33=9.故选:D.【点评】本题着重考查了基因自由定律的应用,在解答首先逐对基因考虑,然后利用乘法法则进行计算,要求考生具有一定的理解能力,并且掌握一般计算规律,属于考纲中应用层次,难度适中.7.牛的黑毛对棕毛是显性,要判断一头黑牛是否为纯合子,选用与它交配的牛最好是()A.纯种黑牛B.纯种棕牛C.杂种黑牛D.杂种棕牛【考点】基因的分离规律的实质及应用.【分析】已知牛的黑毛对棕毛是显性,则黑毛可能是AA或Aa,可以用测交的方法,让其与隐性个体aa杂交,如果出现性状分离,则为杂合子,如果没有性状分离则为纯合子,据此答题.【解答】解:A与纯种黑牛交配,无论该黑牛是纯合子或杂合子,子代都是黑牛,无法区分,故A错误.B、要判断一头黑牛是否为纯合子,选用与它交配的牛最好是纯种棕牛,如果黑牛为纯合子,子代都是黑牛,如果是杂合子,子代黑牛:棕牛=1:1,故B正确.C、与杂种黑牛交配,如果黑牛为纯合子,子代都是黑牛,如果是杂合子,子代黑牛:棕牛=3:1,子代棕牛出现概率较低,比较不容易判断,故C错误.D、棕牛为隐性纯合子aa,故D错误.故选:B.【点评】本题考查遗传定律运用,意在考查考生能运用所学知识与观点,通过比较、分析与综合等方法对某些生物学问题进行解释、推理,做出合理的判断或得出正确的结论能力.8.基因型为Aa的豌豆自交过程中产生的配子情况如下,正确的是()A.雌配子:雄配子=1:1B.雌配子:雄配子=1:4C.AA:aa=1:1D.A:a=1:1【考点】基因的分离规律的实质及应用.【专题】正推法;基因分离定律和自由组合定律.【分析】1、基因分离定律的实质:在杂合子的细胞中,位于一对同源染色体上的等位基因,具有一定的独立性;生物体在进行减数分裂形成配子时,等位基因会随着同源染色体的分开而分离,分别进入到两个配子中,独立地随配子遗传给后代.2、一个精原细胞减数分裂可形成4个精子,而一个卵原细胞减数分裂只能形成一个卵细胞.【解答】解:基因分离定律的实质是等位基因的分离,Aa的植物产生的雄性配子中A和a 数量相等,雌配子中A和a数量也相等,但雌雄配子之间没有特定数量上的联系.根据减数分裂的特点可知,雄配子数量比雌配子多.故选:D.【点评】本题考查基因分离规律的实质及应用、减数分裂,要求考生掌握基因分离定律的实质,明确Aa能产生两种比例相等的雌配子和两种比例相等的雄配子;识记减数分裂的结果,明确雄配子的数量远远多于雌配子.9.通过饲养灰鼠和白鼠(基因型未知)的实验,得到结果如下表,如果亲本一栏中杂交组)A.都是灰色B.都是白色C.3/4是灰色D.1/4是灰色【考点】基因的分离规律的实质及应用.【专题】数据表格;基因分离定律和自由组合定律.【分析】根据题意和图表分析可知:杂交组合Ⅱ中,灰色×灰色→后代出现白色,即发生性状分离,说明灰色相对于白色是显性性状(相关基因用A、a表示),则杂交组合Ⅰ中的亲本为Aa×aa,杂交组合Ⅱ中的亲本均为Aa,杂交组合Ⅲ中的亲本均为aa,杂交组合Ⅳ中的亲本为AA×aa.【解答】解:根据第Ⅱ组亲体全为灰色,后代出现白色或第Ⅳ组灰色和白色杂交后代只有灰色可确定灰色为显性性状,白色为隐性性状.进而确定第Ⅳ组亲本灰色为显性纯合,第Ⅱ组亲本的灰色为显性杂合,所以二者杂交结果都是灰色.故选:A.【点评】本题结合图表,考查基因分离定律的实质及应用,要求考生掌握基因分离定律的实质,能根据表中信息准确判断这对相对性状的显隐性关系及相应个体的基因型,再做出准确的判断.10.人类褐色眼睛是由显性基因控制,蓝色眼睛是由其相对的隐性基因控制.假定一个蓝色眼睛的男子与一褐色眼睛的女人婚配,而该女人的母亲是蓝眼.问其后代的眼色预期比率是()A.1/2褐眼、1/2蓝眼B.3/4褐眼、1/4蓝眼C.全部褐眼D.1/4褐眼、3/4蓝眼【考点】基因的分离规律的实质及应用.【分析】根据题意分析可知:人眼的虹膜由一对等位基因控制,褐色对蓝色为显性,假设褐眼基因为A,蓝眼基因为a.已知蓝眼的男人,则蓝眼的男人的基因型为aa,一个褐眼女人(该女人的母亲是蓝眼),说明褐眼女人的基因型为Aa.他们结婚,则Aa×aa→1/2Aa(褐眼):1/2aa(蓝眼).【解答】解:一个蓝眼男人与一个褐眼女人结婚,他们的基因型分别为aa和Aa,后代蓝眼与褐眼的比为1:1,即1/2褐眼、1/2蓝眼.故选:A.【点评】本题考查基因分离规律的相关知识,意在考查学生的识记能力和判断能力,运用所学知识综合分析问题和解决问题的能力.11.调查发现人群中夫妇双方均表现正常也能生出白化病患儿.研究表明白化病由一对等位基因控制.判断下列有关白化病遗传的叙述,错误的是()A.致病基因是隐性基因B.如果夫妇双方都是携带者,他们生出白化病患儿的概率是1/4C.如果夫妇一方是白化病患者,他们所生表现正常的子女一定是携带者D.白化病患者与表现正常的人结婚,所生子女表现正常的概率是1【考点】基因的分离规律的实质及应用.【分析】由题意分析可知,正常的双亲生出了有白化病的孩子,所以白化病为隐性遗传病.【解答】解:A、由题意分析可知,正常的双亲生出了有白化病的孩子,所以白化病为隐性遗传病,A正确;B、如果夫妇双方都是携带者,那他们的基因型为Aa、Aa,后代基因型及比例为AA:Aa:aa=1:2:1,其中的aa就是白化病患者,所以他们生出白化病患儿的概率是1/4,B正确;C、如果夫妇一方是白化病患者aa,则这个白化病亲本一定会给后代一个a基因,所以他们所生表现正常的子女一定是携带者Aa,C正确;D、白化病患者与表现正常的人结婚,如果这个正常人的基因型是AA,则他们所生子女表现正常的概率是1;如果这个正常人是携带者Aa,则他们所生子女表现正常的概率是1/2,D 错误.故选:D.【点评】本题考查基因的分离定律的实质及其应用等相关知识,意在考查学生对已学知识的理解程度、分析问题、获取信息和计算患病概率的能力.12.黄色(Y)圆滑(R)豌豆与绿色(y)皱粒(r)豌豆杂交得到后代:黄圆70,黄皱75,绿圆73,绿皱71,这两个亲本的基因型是()A.YyRr×yyrrB.YYRr×YYRrC.YyRr×YyRrD.YYRR×yyrr【考点】基因的自由组合规律的实质及应用.【分析】已知黄色(Y)圆滑(R)豌豆与绿色(y)皱粒(r)豌豆杂交得到后代:黄圆70,黄皱75,绿圆73,绿皱71,先对实验数据进行分析,得到每一对基因交配的后代分离比,从而判断亲本的基因型,以此分析解题.【解答】解:根据基因的分离定律统计后代的相关性状:(1)豌豆的黄色:绿色=(70+75):(73+71)≈1:1,推知亲本为Yy×yy;(2)豌豆的圆粒:皱粒=(70+73):(75+71)≈1:1,推知亲本为Rr×rr.所以这两个亲本的基因型可能是YyRr×yyrr、Yyrr×yyRr.故选:A.【点评】本题考查基因自由组合定律的相关知识,意在考查考生理解所学知识的要点,把握知识间的内在联系的能力.13.(1997•上海)基因型分别为ddEeFF和DdEeff的2种豌豆杂交,在3对等位基因各自独立遗传的条件下,其子代表现型不同于2个亲本的个体数占全部子代的()A.1/4B.3/8C.5/8D.3/4【考点】基因的自由组合规律的实质及应用.【分析】由题意分析可知3对基因各自独立遗传,根据自由组合定律先求出表现型与亲本相同的比例,再算出子代表现型不同于2个亲本的个体数占全部子代比例.【解答】解:双亲的基因型和表现型分别为:ddEeFF(隐显显)和DdEeff(显显隐),要求子代表现性不同于2个亲本的个体占全部子代的比例,可以先求出子代与双亲相同表现型的比例,再用1-相同=不同,然后一对一对等位基因分别计算即可.双亲ddEeFF×DdEeff 子代隐显显出现的比例:1/2×3/4×1=3/8;双亲ddEeFF×DdEeff子代显显隐出现的比例:1/2×3/4×0=0;所以子代与双亲表现型相同的共3/8+0=3/8,不同的1-3/8=5/8.故选:C.【点评】本题考查基因的自由组合定律的实质及应用相关知识点,意在考查学生对所学知识的理解与掌握程度,培养学生判断基因型和表现型的能力.14.孟德尔用纯种高茎豌豆与纯种矮茎豌豆作亲本,分别设计了杂交、自交、测交等多组实验,按照假说-演绎的科学方法“分析现象→提出假说→演绎推理→检验假说→得出结论”,最后得出了两大遗传定律.孟德尔在检验假说阶段进行的实验是()A.纯合亲本之间的杂交B.F1与某亲本的杂交C.F1的自交D.F1的测交【考点】测交方法检验F1的基因型.【分析】测交的定义是孟德尔在验证自己对性状分离现象的解释是否正确时提出的,为了确定子一代是杂合子还是纯合子,让子一代与隐性纯合子杂交,这就叫测交.在实践中,测交往往用来鉴定某一显性个体的基因型和它形成的配子类型及其比例.据此答题.【解答】解:A、纯合亲本之间的杂交是孟德尔遗传实验过程,不是验证实验,A错误;B、孟德尔检验假说时采用的是F1的测交实验,而不是用F1与某亲本杂交,B错误;C、F1的自交是孟德尔遗传实验过程,不是验证实验,C错误;D、孟德尔检验假说时采用的是F1的测交实验,D正确.故选:D.【点评】本题考查测交方法检验子一代的基因型,要求考生识记测交的概念,掌握测交的意义,明确孟德尔在检验假说阶段进行的实验是F1的测交实验,再选出正确的答案即可,属于考纲识记层次的考查.15.已知玉米某两对基因按照自由组合规律遗传,其子代基因型及比值如图,则亲本的基因型是()A.DDSS×DDSsB.DdSs×DdSsC.DdSs×DDSsD.DdSS×DDSs【考点】基因的自由组合规律的实质及应用.【专题】图形图表题;基因分离定律和自由组合定律.【分析】根据题干信息,采用逐对分析法,即将自由组合定律问题转化为若干个分离定律问题.子代中只有DD和Dd且比例为1:1,说明亲本应该是DD和Dd,子代中有SS,Ss和ss,且比例为1:2:1,故亲本是Ss和Ss.【解答】解:(1)分析表格数据可知子代DD:Dd=4:4=1:1,因此亲代控制该性状的基因型为DD×Dd(2)子代中SS:Ss:ss,=2:4:2=1:2:1,因此亲代控制该性状的基因型为Ss×Ss.因此亲代基因型是DdSs×DDSs.故选:C.【点评】本题考查基因分离定律和基因自由组合定律的相关知识,意在考查学生的识图能力和判断能力,运用所学知识综合分析问题的能力.16.玉米籽粒黄色(Y)对白色(y)显性,糯性(B)对非糯性(b)显性.一株黄色非糯的玉米自交,子代中不可能有的基因型是()A.yybbB.YYBBC.YybbD.YYbb【考点】基因的自由组合规律的实质及应用.【专题】正推法;基因分离定律和自由组合定律.【分析】根据题意分析可知:玉米籽粒黄色(Y)对白色(y)显性,糯性(B)对非糯性(b)显性,其遗传遵循基因的自由组合定律.黄色的基因型有YY和Yy两种,据此答题.【解答】解:由于玉米籽粒黄色(Y)对白色(y)显性,糯性(B)对非糯性(b)显性,所以一株黄色非糯的玉米的基因型是YYbb或Yybb.如果基因型是YYbb,则自交后代的基因型仍是YYbb;如果基因型是Yybb,则自交后代的基因型是YYbb、Yybb、yybb.因此,子代中不会出现的基因型是YYBB.故选:B.【点评】本题考查基因自由组合定律的相关知识,意在考查学生的识记能力和判断能力,运用所学知识综合分析问题和解决问题的能力.17.用矮秆迟熟(ddEE)水稻和高秆早熟(DDee)水稻杂交,这两对基因自由组合.如希望得到200株矮秆早熟纯种植株,那么F2在理论上要有()A.800株B.1000株C.1600株D.3200株【考点】基因的自由组合规律的实质及应用.。
河南省周口中英文学校人教版高一化学第二学期第一次月考测试卷
河南省周口中英文学校人教版高一化学第二学期第一次月考测试卷一、选择题1.浓硫酸是实验室必备的重要试剂,下列有关它的说法错误的是A.具有强腐蚀性B.能使蔗糖变黑C.能用于干燥氨气D.加热时能与铜发生反应了【答案】C【详解】A.浓硫酸具有酸性、脱水性和强氧化性,所以具有强腐蚀性,故A正确;B.浓硫酸能使蔗糖中H、O元素以2:1水的形式脱去而体现脱水性,从而使蔗糖变黑,故B正确;C.浓硫酸具有酸性,能和氨气反应生成硫酸铵,所以不能干燥氨气,故C错误;D.浓硫酸具有强氧化性,加热条件下,能和Cu发生氧化还原反应,故D正确;故答案为C。
【点睛】考查浓硫酸的性质,浓硫酸的强氧化性、脱水性是考查高频点,注意吸水性和脱水性区别,注意浓硫酸不能干燥氨气等碱性气体、不能干燥硫化氢等还原性气体。
2.为了确定某物质是否变质,所选试剂(括号内物质)达不到实验要求的是( )A.K2SO3是否被氧化(BaCl2溶液) B.新制氯水已经完全变质(紫色石蕊试液) C.KI是否被氧化(淀粉溶液) D.FeSO4是否被氧化(KSCN溶液)【答案】A【详解】A、K2SO3在空气中会被氧化为K2SO4,K2SO3、K2SO4和BaCl2反应都会生成白色沉淀,故BaCl2溶液不能达到实验要求,A错误;B、新制氯水中存在Cl 2+H2O HClO+HCl,HClO不稳定、易分解,随着HClO的分解,平衡不断右移,最终新制氯水会变质为盐酸溶液,失去漂白性,故使用紫色石蕊试液,若溶液变红后,不褪色,可以说明氯水完全变质,即紫色石蕊试液能达到实验要求,B正确;C、KI会被空气氧化生成I2,I2遇到淀粉溶液,溶液会显蓝色,故淀粉溶液能达到实验要求,C正确;D、FeSO4会被空气氧化为Fe2(SO4)3,加入KSCN溶液,若溶液变红,则说明FeSO4已被氧化,故KSCN溶液能达到实验要求,D正确;故选A。
3.实验室制备SO2反应原理为:Na2SO3(固)+H2SO4(浓)=Na2SO4+SO2↑+H2O. 选择装置制备并收集干燥SO2正确的连接顺序为( )A.a f g d c e B.b g f d c e C.a f g c d e D.a f g d c h【答案】A【详解】该实验的目的是制备并收集干燥SO2,根据题中的方程式可知,该反应的发生装置是固液不加热型(可选A装置),然后将气体经过E装置来干燥SO2,用C装置收集SO2,D装置作尾气处理装置;由于SO2的密度比空气大,需要用向上排气法收集,SO2应从d口进入C 装置;D装置和F装置相比,D装置可以防止倒吸,更为安全;综上所述,正确的连接顺序为a f g d c e,故选A。
周口中英文学校秋高一化学月考试卷有答案
适用精选文件资料分享周口中英文学校2014 年秋高一化学 10 月月考试卷(有答案)周口中英文学校 2014 年秋高一化学 10 月月考试卷(有答案)一、选择题(共 16 小题,每题 3 分,共 48 分,每题只有一个正确答案)1.以下是一些常用的危险品图标,装运浓硫酸的箱子应贴的图标是()A B C D 2.进行化学实验时一定注意安全,以下说法不正确的选项是()①不慎将酸溅到眼中,应马上用大批水冲洗,边洗边眨眼睛②不慎将浓碱溶液沾到皮肤上,要马上用大批水冲洗,而后涂上硼酸溶液③不慎将浓盐酸洒在桌面上,应马上用浓氢氧化钠溶液冲洗④配制稀硫酸时,可先在量筒中加入必定体积的水,再在搅拌下慢慢加入浓硫酸⑤酒精灯着火时可用水息灭 A .①②③ B.②③④ C.③④⑤D.所有 3 .在“粗盐提纯”的实验中,蒸发时正确的操作是() A.把浑浊的液体倒入蒸发皿内加热 B .开始析出晶体后用玻璃棒搅拌 C.待水分完好蒸干后停止加热D.蒸发皿中出现大批固体时即停止加热 4 .以下表达正确的选项是 () A.1 mol H2O的质量为18g/molB. 3.01 ×1023 个 SO2分子的质量为 32g C.CH4的摩尔质量为 16g D.标准情况下 ,1 mol 任何物质体积均为 22.4L 5 .以下实验操作中错误的选项是 ( ) A.进行蒸发操作时,不可以使混杂物中的水分完好蒸干 B .进行蒸馏操作时,应使温度计水银球凑近蒸馏烧瓶的支管口处C.进行萃取操作时,分液漏斗基层液体从下口放出,上层液体从上口倒出 D.进行萃取操作时,应选择有机萃取剂,且萃取剂的密度必须比水大 6 .气体体积的大小,跟以下要素几乎没关的是() A .分子个数 B .分子直径 C.压强 D.温度 7 .用 NA表示阿伏德罗常数,以下表达正确的选项是 () A .标准情况下, 22.4LH2O含有的分子数为 1 NA B.常温常压下 ,1.06g Na2CO3 含有的 Na+离子数为 0.02 NA C.平时情况下, 1 NA 个 CO2分子据有的体积为 22.4L D .物质的量浓度为 0.5mol?/L 的 MgCl2 溶液中,含有 Cl- 个数为 1 NA 8. 水电解的化学方程式为 2H2O=====电解 2H2↑+ O2↑,某同学电解必定量的水,制得 8 g H2,则该 8 g H2的物质的量为 ( ) A.2 mol B.4 mol C.8 mol D .89.6 mol 9.某位同学配制必定物质的量浓度的NaOH溶液时,造成所配溶液浓度无影响的原由是()A.所用 NaOH已经潮解B.向容量瓶中加水未到刻度线C.有少许 NaOH溶液残留在烧杯里D.用带游码的托盘天平称 4gNaOH时误用了“左码右物”方法 10. 以下各溶液中 ,Na+物质的量浓度最大的是溶液溶液.以下物质中,摩尔质量最大的是()A 、10 mL H2O B、0.8 mol H2SO4 C、54 g AlD、1g CaCO312.以下物质中含氢原子数最多的是()A.2molCH4酸 D.稀硝酸 14 .同温同压下,等质量的以下气体所据有的体积最大的是() A .O2 B. CH4 C.CO2 D.SO2 15.现有一瓶甲和乙的混杂物,已知甲和乙的某些性质以下表:物质化学式熔点/ ℃沸点/ ℃密度 /g.cm-3 在水中溶解度甲 C3H6O2 -98 57 .5 0.93 易溶乙C4H8O2 -84 77 0.90 易溶据此,将甲和乙相互分其他最正确方法是()A .萃取法 B .蒸发法 C.蒸馏法 D.分液法 16 .已知Q与 R的摩尔质量之比为 9∶22,在反应 X+2Y===2Q+R中,当 1.6gX与 Y完好反应后,生成 4.4g R,则参加反应的 Y 和生成物 Q的质量之比为 () A .46∶9 B.16∶9 C.23∶9 D.32∶9 第Ⅱ非选择题(52 分)二、填空题:(43 分) 17. (10 分)选择以下实验方法分别物质,将分别方法的序号填在横线上。
河南省周口市周口中英文学校高一英语下学期第一次月考试题
英语第一部分阅读理解(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)AMiangMy name is Miang,I come from Thailand.I would like to tell you about my favorite holiday,which is Chinese Spring Festival,taking place in January or February every year.My family is Chinese,and we celebrate this day all together,too.My aunt prepares some traditional Chinese dishes,such as duck ,chicken,fish,pork and so on.We will have a get-together to enjoy all these delicious food,especially a kind of food—“dumplings”.JanineMy favorite holiday is Christmas.On Christmas,we dance,play music and sing.We have great fun on that day.We eat Christmas sweets and many special foods.We decorate our house with colorful lights.I love Christmas mainly because it is Jesus' birthday!ZheniaMy favorite holiday is New Year.We celebrate the New Year on the 31st of December.Father Frost comes with his granddaughter Snegoorochka on this night.He comes at night and puts his presents under the New Year Tree.We have a party and stay up until midnight to see the New Year in and the Old Year off.We cook tasty food for parties.PatMy name is Pat,and I am from Thailand.My favorite holiday is Songkran.It is a Thai New Year celebration.It takes place from the 13th to 15th of April.People pour water on each other on this holiday.It is a lot of fun.People also buy new clothes and they have big parties.MalenaI am Malena,and I'm from Argentina.My favorite holiday is New Year.We celebrate with fireworks at midnight.I go to Punta del Este with my family.We usually eat Arabian food(kibbe,Lajmayin and so on).21.On Chinese New Year's Day,Miang's aunt may cook all of the following EXCEPT________. A.duck B.dumplingsC.Lajmayin D.pork22.We can infer that Father Frost and Snegoorochka most probably are________.A.present-sellers B.Zhenia's relativesC.characters in tales D.father and daughter23.What's the topic of this passage?A.An unforgettable day.B.My favorite holiday.C.Holidays in the world.D.Food on New Year.BAt my heaviest, my weight rose to 160 pounds. My mother criticized(批评) me when she noticed my weight reaching 110 pounds. I thought she was unhappy when considering I was thin while she was beyond fat, but her words made me fear getting fat. I started freaking when my weight passed 130 pounds. Last fall, my doctor suggested that I walk my dogs more.My weight at that time was 141 pounds. He told me that I could lose weight by walking my dogs. Over the winter months, despite my careful eating, my weight increased to 160 pounds and I noticed my jeans were then a size 12. I also noticed that my mastiff (大型驯犬) was out of control. She is a big dog and requires a great deal of exercise. My young Lhasa Apso was getting as lazy as I was, so I made a decision to walk both of them every day.Every morning, after most people in the neighborhood go to work and after I finish my first few articles, I walk both of my dogs. They both love walk time and I love to walk them. The neighbors have got used to seeing us take our morning walk. They wave, walk out, and pet the dogs and then we move on.I started out at 160 pounds and I'm getting closer to 130 pounds. I am proud of the fact that I have lost so much weight. My husband is proud, too. I am looking forward to comfortably fitting myself into a size 8 and maybe even finally dropping to a size 6.24.The writer wrote this passage to________.A.explain why she became fatB.share how she lost weightC.advise us to raise a dogD.tell us to enjoy our life25.The underlined word “freaking” in Paragraph 1 shows the writer was getting________. A.excited B.interestedC.angry D.frightened26.We learn that Lhasa Apso is________.A.the writer's doctorB.a dog of the writerC.a friend of the writerD.a neighbor of the writer27.After reading the passage, we know the writer lost weight mainly through________. A.eating healthilyB.training her dogsC.walking her dogsD.working out in the gymCJohnson went to Penquay for the weekend. He arrived there late on Friday evening. The landlady of the guest house, Mrs. Smith, answered the door and showed him to his room. Johnson was very tired and went straight to bed. He slept well and didn’t wake up until nine o’clock the next morning. Johnson went downstairs for breakfast. Because there were no other guests, Mrs. Smith invited him to have breakfast with her family. Her only daughter, Catherine, about 13, was already sitting in the dining-room. Mrs. Smith went to the kitchen to prepare breakfast. Johnson noticed there were four places at the table and asked Catherine if there was another guest. Catherine told him that it was an empty place. And it used to be her father’s place. Her father had been a fisherman. Three years before he had gone out in his boat, and had never returned. Her mother always kept that place for him and made his breakfast every morning. Catherine showed him his photo on the wall. Johnson said nothing, but looked very puzzled (迷惑不解). At that moment Mrs. Smith returned. She served four cups of tea, and put one in the empty place. Looking at the empty chair, Johnson was more puzzled.Suddenly, Johnson heard footsteps outside the door and a tall man with a black beard walked into the room. Johnson looked scared. It was the man in the photo. He jumped up and ran out of the room. The man asked, “What’s the matter?” Catherine said, “I don’t know. He’s a guest from London. He’s here because a tall man with a black beard tr ied to kill him.” “Catherine,” the man said, “have you been telling stories again?” “Stories, father? Me?” the girl laughed.28. Why did Mrs. Smith invite Johnson to have breakfast with her family?A. He woke up too late for his breakfast.B. There was an empty place at the table.C. He was the only guest on that day.D. Her daughter wanted to talk with him.29. Who was the tall man with a black beard?A. Another guest.B. Catherine’s father.C. A friend of the family.D. Johnson’s enemy.30. What does the word “scared” probably mean?A. Excited.B. Upset.C. Frightened.D. Calm.31. What can we infer from the passage?A. Catherine’s father got lost on the sea.B. Mrs. Smith does not love her husband.C. Johnson may be killed by the man.D. Catherine is fond of telling stories.CJimmy is an automotive mechanic,but he lost his job a few months ago.He has a good heart,but always feared applying for a new job.One day,he gathered up all his strength and decided to attend a job interview.His appointment was at 10 am and it was already 8: 30.While waiting for a bus to the office where he was supposed to be interviewed,he saw an elderly man wildly kicking the tyre of his car.Obviously there was something wrong with the car.Jimmy immediately went up to lend him a hand.When Jimmy finished working on the car,the old man asked him how much he should pay for the service.Jimmy said there was no need to pay him; he just helped someone in need,and he had to rush for an interview.Then the old man said,“Well,I could take you to the office for your interview.It's the least I could do.Please,I insist.”Jimmy agreed.Upon arrival,Jimmy found a long line of applicants waiting to be interviewed.Jimmy still had some grease on him after the car repair,but he did not have much time to wash it off or have a change of shirt.One by one,the applicants left the interviewer's office with disappointed looks on their faces.Finally his name was called.The interviewer was sitting on a large chair facing the office window.Rocking the chair back and forth,he asked,“Do you really need to be interviewed?” Jimmy's heart sank.“With the way I look now,how could I possibly pass this interview?” he thought to himself.Then the interviewer turned the chair and to Jimmy's surprise,it was the old man he helped earlier in the morning.It turned out he was the General Manager of the company.“Sorry I had to keep you waiting,but I was pretty sure I made the right decision to have you as part of our workforce before you even stepped into this office.I just know you'd be a trustworthy worker.Congratulations!”Jimmy sat down and they shared a cup of welldeserved coffee as he landed himself a new job.32. Why did Jimmy apply for a new job?A.He was out of work.B.He was bored with his job.C.He wanted a higher position.D.He hoped to find a better boss.33.What did Jimmy see on the way to the interview?A.A friend's car had a flat tyre.B.A wild man was pushing a car.C.A terrible car accident happened.D.An old man's car broke down.34.Why did the old man offer Jimmy a ride?A.He was also to be interviewed.B.He needed a travelling companion.C.He always helped people in need.D.He was thankful to Jimmy.35.What can we learn from Jimmy's experience?A.Where there's a will,there's a way.B.A friend in need is a friend indeed.C.Good is rewarded with good.D.Two heads are better than one.第二节(共5小题;每小题2分,满分10分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
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周口中英文学校2015-2016学年下期高一第一次月考化学试题说明:1.本试卷分第Ⅰ卷选择题和第Ⅱ卷非选择题两部分,满分100分,考试时间90分钟。
2.请将你的答案写在答题卡相对应的位置上,否则不予记分,如果需改正,请先擦干净,保持卷面整洁。
3.可能用到的相对原子质量:H :1 O :16 C :12 S :32 K :39 Fe :56 Na :23 N :14 Mg :24 Cl:第Ⅰ卷一、选择题(每题只有一个正确选项,每小题3分,共54分)1. 某粒子含有6个质子,7个中子,电荷为0,则它的化学符号是()A. 13Al B.13 Al C.13 C D. 13 C2.下列说法中正确的是( )A.元素周期表的七个周期永远不会改变B.元素周期表有十八个纵行,分为十六个族C.元素周期表有十八个纵行,分为十八个族D.元素周期表有九个横行,分为七个周期3.下列关于碱金属的描述正确的是( )A.碱金属都可以保存在煤油中B.碱金属元素的单质硬度小、密度小、熔点低C.在空气中加热均可生成多种氧化物D.碱金属与水反应,均漂浮在水面上4.根据元素在周期表中的位置判断,下列元素中原子半径最小的是()A.氟 B.氮 C.碳 D.氧5.下列叙述中错误的是()A.酸性:HClO4>H2SO4>H3PO4 B.还原性:Na>Mg>AlC.稳定性:HF>HCl>HBr D.原子半径:Cl>S>O6.X元素最高氧化物对应的水化物为H3XO4,则它对应的气态氢化物为()A.HX B.H2X C.XH4 D. XH37.卤素单质的性质与F2>Cl2>Br2>I2的变化规律不相符的是( )A.与氢气反应的剧烈程度B.气态氢化物的稳定性C.单质还原性的强弱D.与水反应的剧烈程度8.原子序数为x的元素位于周期表中的第ⅡA族,则原子序数为x+1的元素不可能为( ).A.第ⅢA族 B.第ⅢB族 C.镧系元素 D.第ⅠA族9.元素性质呈周期性变化的决定因素是()A.元素原子半径大小呈周期性变化 B.元素相对原子质量依次递增C.元素原子最外层电子排布呈周期性变化D.元素的最高正化合价呈周期性变化10.下列各组元素性质递变情况错误..的是()A.Li、Be、B原子最外层电子数逐渐增多B.N、O、F原子半径依次增大C.P、S、Cl最高正价依次升高D.Li、Na、K、Rb的金属性依次增强11.有A、B两种原子,A原子的M层比B原子的M层少3个电子,B原子的L层电子数恰好为A原子L层电子数的2倍。
则A、B分别是( )A.硅原子和钠原子B.硼原子和氦原子C.氯原子和碳原子D.碳原子和铝原子12.原子电子层数相同的X、Y、Z三种元素,若最高价氧化物的水化物酸性强弱为H3XO4<H2YO4<HZO4,则下列判断正确的是( )A.非金属性强弱为X>Y>ZB.原子半径为X<Y<ZC.阴离子的还原性为X3->Y2->Z-D.气态氢化物的稳定性为H3X>H2Y>HZ13. 对于 A ZX和A+1 ZX+ 两种粒子,下列叙述正确的是()A.质子数一定相同,质量数和中子数一定不同B.化学性质及乎相同C.一定都由质子.中子.电子构成D.核电荷数,核外电子数一定相同14 下列叙述中,金属a的活泼性肯定比金属b的活泼性强的是()A.a原子的最外层电子数比B原子的最外层电子数少B.a原子电子层数比b原子的电子层数多C.1mol a 从酸中置换H+生成的H2比1 mol b从酸中置换H+生成的H2多D.常温时,a能从水中置换出氢,而b不能15. 已知X n-、Y n+、Z三种微粒具有相同的核外电子层结构,下列分析中正确的是( )A.离子半径大小关系是X n-<Y n+ B.Z一定是稀有气体元素的原子C.原子序数关系是Z>Y>X D.原子半径关系是Y<X16.运用元素周期律分析下面的推断,其中错误的是()A.已知Ra是第七周期、IIA族的元素,故Ra(OH)2的碱性比Mg(OH)2的碱性强B.已知As是第四周期、VA族的元素,故AsH3的稳定性比NH3的稳定性强C.已知Cs原子半径比Na的原子半径大,故Cs与水反应比Na与比反应更剧烈D.已知Cl与Al处于同一周期,且Cl的核电荷数比Al的核电荷数大,故Cl的原子半径比Al的原子半径小17. 氯的原子序数为17,35Cl是氯的一种同位素,下列说法正确的是()A.35Cl原子所含质子数为18B.3.5g的35Cl2气体的体积为1.12LC.1/18mol的1H35Cl分子所含中子数约为6.02×1023D.35Cl2气体的摩尔质量为7018.X元素的最高正价和负价的绝对值之差为6,Y元素原子次外层与X元素原子次外层均为8个电子,X、Y的离子具有相同的电子排布,X、Y形成的化合物是()A. MgF2B.MgCl2C. CaBr2D. CaCl2二、非选择题(46分)19. (14分)在短周期元素中,(均用化学符号表示)(1)常温下有颜色的气体单质有___________;(2)除稀有气体外,原子半径最大的元素是____;最小的元素是____;(3)气态氢化物中最稳定的是___,其水溶液呈碱性的元素是___;(4)在最高价氧化物中呈最高正价的元素是____;(5)地壳中含量最多的元素____。
20.(10分)已知元素a A、b B、c C、d D、e E的结构示意图分别为:请回答下列问题:(1)属于同周期的元素是____________(填元素符号,下同),属于同主族的元素____________。
(2)金属性最强的元素是____________,非金属性最强的元素是__________。
(3)上述元素中最高价氧化物对应的水化物碱性最强的是____________。
21. ( 13分)有X、Y、Z三种短周期元素,X的气态氢化物化学式为H2X,此氢化物的式量与X最最高价氧化物的相对分子质量之比为17∶ 40,X原子核内质子数与中子数相等,Y与X可以形成离子化合物Y2X,Y的阳离子电子层结构与Ne相同,乙与X同周期,其气态单质是双原子分子,两原子共用1对电子。
试回答:(1)写出各元素符号:X 、Y 、Z 。
(2)X离子的结构简图为____________________。
X与Y形成的离子化合物的化学式为_______________,Z和氢形成的化合物的化学式为_______________。
(3)Y单质在空气中燃烧的化学方程式为,生成物与水反应的化学方程式为。
22.( 9分)在水溶液中,YO n-3和S2-发生反应的离子方程式如下:YO n-3+3S2-+6H+===Y-+3S↓+3H2O(1)YO n-3中Y元素的化合价是________。
(2)Y元素原子的最外层电子数是________。
(3)比较S2-和Y-的还原性强弱________________。
周口中英文学校2015-2016学年下期高一第一次月考化学试题答题卡说明:请将你的答案写在答题卡相对应的位置上,否则不予记分,如果需改正,请先擦干净,保持卷面整洁。
一、选择题(每题3分,共计54分,每小题只有一个正确答案)19. (14分)在短周期元素中,(均用化学符号表示) (1)常温下有颜色的气体单质有___________;(2)除稀有气体外,原子半径最大的元素是____ ;最小的元素是____ ;(3)气态氢化物中最稳定的是___ ,其水溶液呈碱性的元素是___ ;(4)在最高价氧化物中呈最高正价的元素是____ ; (5)地壳中含量最多的元素____ 。
20.(10分)已知元素a A 、b B 、c C 、d D 、e E 的结构示意图分别为:请回答下列问题:(1)属于同周期的元素是____________(填元素符号,下同),属于同主族的元素。
(2)金属性最强的元素是____________,非金属性最强的元素是__________。
(3)上述元素中最高价氧化物对应的水化物碱性最强的是____________。
21. ( 13分)有X 、Y 、Z 三种短周期元素,X 的气态氢化物化学式为H 2X ,此氢化物的X 最最高价氧化物的相对分子质量之比为17∶ 40,X 原子核内质子数与中子数相等,与X 可以形成离子化合物Y 2X ,Y 的阳离子电子层结构与Ne 相同,乙与X 同周期,其气态单质是双原子分子,两原子共用1对电子。
试回答:(1)写出各元素符号:X 、Y 、Z 。
(2)X离子的结构简图为____________________。
X与Y形成的离子化合物的化学式为_______________,Z和氢形成的化合物的化学式为_______________。
(3)Y单质在空气中燃烧的化学方程式为,生成物与水反应的化学方程式为。
22.( 9分)在水溶液中,YO n-3和S2-发生反应的离子方程式如下:YO n-3+3S2-+6H+===Y-+3S↓+3H2O(1)YO n-3中Y元素的化合价是________。
(2)Y元素原子的最外层电子数是________。
(3)比较S2-和Y-的还原性强弱________________。
周口中英文学校2015-2016学年下期高一第一次月考化学试题参考答案一、选择题(共18小题,每题3分,共计54分,每小题只有一个正确答案)19. (14分)(每空2分)(1)Cl2,F2;(2)Na,H;(3)HF, NH3;(4)Cl;(5)O。
20.( 10分)(每空2分)(1)Na、Al、Cl F、Cl、Br (2)Na F(3)NaOH21.(13分)(1)(每空1分)S,Na,Cl(2)(每空2分),Na2S, HCl(3)(每空2分)2Na + O2Na2O2,2Na2O2 + 2H2O = 4NaOH + O222.( 9分)(每空3分)(1)+5 (2)7 (3)S2->Y-。