安徽省六安市毛坦厂中学2018年高二化学下学期期中试题文201901090286.doc

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1、1安徽省六安市毛坦厂中学 2018 年高二化学下学期期中试题 文可能用到的相对原子质量:H 1 C 12 N14 O 16 Na 231.盛装下列化学试剂的容器上,需要贴右图的危险化学品标志的是A.苯 B.浓硫酸 C 乙醇 D.食醋2.下列气体中,只能用排水法收集的是A.O2 B.H2 C.HCl D.NO3.下列化学反应中,属于氧化还原反应的是A.NH3+HCl=NH4Cl B.CaCO3 CaO+CO2C.CuO+H2SO4=CuSO4+H2O D.2Na2O2+2H2O=4NaOH+O24.图为某学习兴趣小组设计的一个原电池。当 X 为下列哪种物质时,装置中电流表的指针将发生偏转A.四氯

2、化碳 B.酒精 C.稀硫酸 D.植物油5.对于工业上合成氨的反应 N2+3H2 2H3列有关说法错误的是A.达到平衡时,反应停止了 B.达到平衡时,正、逆反应速率相等C.增大 N2浓度,可加快反应速率 D.使用合适的催化剂,可加快反应速率6.在含有大量 OH 、Ba 2 、Cl 的溶液中,还可能大量共存的离子是( )A. H B. Ag C. NO D. SO 3 247.下列装置可用于固体和液体分离的是( )A B2C D8.向盛有 FeCl3溶液的试管中滴入下列哪种物质,溶液将呈红色A.NH4Cl 溶液 B.稀 H2SO4 C.KSCN 溶液 D.氯水9.下列反应的离子方程式书写正确的是(

3、 )A. H2SO4溶液与氨水反应:H OH =H2OB. CuO 与稀盐酸反应:CuO2H =Cu2 H 2OC. AlCl3溶液与氢氧化钠溶液反应:AlCl 33OH =Al(OH)33Cl D. Cl2与氢氧化钠溶液反应:Cl 22OH =2ClO H 2O10.下列有关 1molNaOH 的说法中,正确的是A.NaOH 的摩尔质量为 40g B.Imol NaOH 的质量为 40g/molC.标准状况下,1molNaOH 所占的体积为 22.4LD.将 1molNaOH 溶于水配成 100ml 溶液,则溶液中溶质的物质的量浓度为 10mol/L11.下列化合物中含有共价键的是( )AH

4、Cl BNa 2O C KBr DMgCl 2 12.化学与生活息息相关。下列说法正确的是( )A矿泉水中不含任何化学物质 B聚乙烯塑料薄膜可用作食品包装袋C碳酸钡可用作医疗上的“钡餐” D氢氧化钠可用作治疗胃酸过多的药物13.下列做法不会对人体健康造成危害的是( )A加三聚氰胺提高牛奶的含氮量 B用苏丹红(色素)作食品着色剂C加小苏打(NaHCO 3)作馒头的膨松剂D用含有甲醇(CH 3OH)的工业酒精兑制饮用白酒14.下列物质的主要成分属于天然有机高分子的是( )A水泥 B木材 C陶瓷 D铝合金15.铀元素的一种原子 ,可作为核反应堆的燃料,该原子的中子数为( )2359UA92 B143 C235 D32747.下表是元素周期表的一部分,除标出的元素外,表中的每个编号表示一种元素,请回答:3A 01 A A A A A A2 F Ne3 S Ar(1)号元素是 (填元素符号) 。(2)写出与形成的原子个数 1:1 的化合物的电子式 (3)在所列元素中,金属性最强的元素是 (填元素名称) 。(4)写出、和+4 价 S 元素形成化合物的化学式 。 (5)写出的氧化物和的氢化物水溶液反应的化学方程式 。族H 周期

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