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氧化性还原性强弱比较 · 历年高考化学真题与解析

本页汇总 高考真题检索 的「氧化性还原性强弱比较」高考化学真题共 1 道,覆盖 2015 年,最常出题型为 单选题;含完整答案与解析。

1questions
Past questions included
2015
Years covered
区分题为主
Overall difficulty
Single-choice
Most common question type
Practice This Topic Do 5 reliable past questions first, then see the answers and explanations after you submit
常用解题方法守恒法
常见易错点氧化还原顺序错误

Past Question List

2015 Zhejiang Gaokao Single choice Differentiating Question 25 2015_浙江卷 (化学)

25.已知氧化性Br 2>Fe3+.向含溶质a mol的FeBr 2 溶液中通入b mol Cl 2,充分反应.下列说法不正确的是

A. 离子的还原性强弱:Fe2+>Br﹣>Cl﹣
B. 当a≥2b时,发生的离子反应:2Fe 2++Cl2═2Fe3++2Cl﹣
C. 当$a=b$时,反应后的离子浓度:c(Fe 3+) :c(Br﹣) :c(Cl﹣)=1:2:2
D. 当3a≤2b时,发生的离子反应:2Fe 2++4Br﹣+3Cl2═2Fe3++2Br2+6Cl﹣

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