
西昌复读生2022年录取政策相关问题汇总
1、高考复读有什么要求?
2、高考复读有必要吗?
3、高中复读学校怎么样?
4、高考生复读政策?
5、高三可复读?
西昌复读生2022年录取政策入学检测化学选择题摘录
1、下列与有关非金属元素叙述以及推理结果不正确的是( )
①非金属性F>Cl,故将F2通入NaCl溶液中,发生反应为F2+2Cl-===Cl2+2F-
②非金属性F>Br,故酸性:HF>HBr
③非金属性S>As,故前者的气态氢化物稳定性更强
④非金属性O>N,故O2与H2化合比N2更容易
A.②③ B.③④ C.①④ D.①②
【知识点】元素周期律
【答案】
D
2、用下图所示装置不能达到有关实验目的的是
A.用甲图装置证明密度ρ(煤油)<ρ(钠)<ρ(水)
B.用乙图装置制备Fe(OH)2
C.用丙图装置制取金属锰
D.用丁图装置比较NaHCO3和Na2CO3的热稳定性
【知识点】物质的分离 提纯和检验
【答案】
D
3、以NA表示阿伏加德罗常数,下列说法正确的是( )
A.在标准状况下,含溶质的物质的量为4 mol的浓盐酸与足量的MnO2反应可生成22.4 L氯气
B.0.1 mol·L-1氯化钡溶液中Cl-数是0.2NA
C.18 g D2O所含电子数目为10NA
D.4 g氦气所含分子数为NA
【知识点】物质的量单元测试
【答案】
西昌复读生2022年录取政策入学检测英语选择题摘录
1、 We don’t doubt ________ the boy can ________ the angry teacher.
A. if; apologize for B. whether; apologize to
C. that; apologize to D. what; apologize
【知识点】其他 【答案】
C
解析:略
2、 Hearing the _____ story, the little boy had a ______ expression on his face
A. frightening; frightening B. frightened; frightened
C. frightening; frightened D. frightened; frightening
【知识点】形容词 【答案】
C
3、 If you ____ the chat room ten minutes ago, you ____ what we were talking about.
A. have joined; will know B. would join; have known
C. should join; would know D. had joined; would have known
【知识点】动词时态与语态 【答案】
D
解析:略
4、 Ten years ago the population of our village was ________that of theirs.
A. as twice large as B. twice as large as
C. twice as much as D. as twice much as
【知识点】词组 短语 【答案】
B
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