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实验方案的设计与评价 · 历年高考化学真题与解析

本页汇总 高考真题检索 的「实验方案的设计与评价」高考化学真题共 2 道,覆盖 2015–2026 年,最常出题型为 单选题;含完整答案与解析。

2questions
Past questions included
2015–2026
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
常用解题方法对照实验控制变量
常见易错点实验操作顺序颠倒试剂加入顺序错误
Core competencies应用

Past Question List

2026 Yunnan Gaokao Single choice Differentiating Question 5 2026_云南选择性考试

5. 下列装置或试剂能达到实验目的的是

<table><tr><td rowspan=1 colspan=1><img src="https://zebfdsytobcavmuynuhx.supabase.co/storage/v1/object/public/review-images/tasks/dd207ff0-7795-4ca7-aa85-7590bef14acb/934d0f69d4d93189.jpg"/></td><td rowspan=1 colspan=1><img src="https://zebfdsytobcavmuynuhx.supabase.co/storage/v1/object/public/review-images/tasks/dd207ff0-7795-4ca7-aa85-7590bef14acb/e7c2e66a8a9b96f0.jpg"/></td></tr><tr><td rowspan=1 colspan=1>A. 蛋白质的变性</td><td rowspan=1 colspan=1>B. 中和反应反应热的测定</td></tr><tr><td rowspan=1 colspan=1> $\mathrm { F e C l } _ { 3 }$ <img src="https://zebfdsytobcavmuynuhx.supabase.co/storage/v1/object/public/review-images/tasks/dd207ff0-7795-4ca7-aa85-7590bef14acb/4bc2febfe233c9cf.jpg"/></td><td rowspan=1 colspan=1><img src="https://zebfdsytobcavmuynuhx.supabase.co/storage/v1/object/public/review-images/tasks/dd207ff0-7795-4ca7-aa85-7590bef14acb/5ec66962cc260307.jpg"/></td></tr><tr><td rowspan=1 colspan=1>C. $F e ( O H ) _ { 3 }$ 胶体的制备</td><td rowspan=1 colspan=1>D. 氯气的制备</td></tr></table>

A. A
B. B
C. C
D. D
2015 Jiangsu Gaokao Multiple choice Differentiating Question 13 2015_江苏卷 (化学)

13. (4分)下列设计的实验方案能达到实验目的是(  )

A. 制备Al(OH) 3 悬浊液:向1mol•L﹣1AlCl3 溶液中加过量的6mol•L﹣1NaOH溶液
B. 提纯含有少量乙酸的乙酸乙酯:向含有少量乙酸的乙酸乙酯中加入过量饱和Na2CO3 溶液,振荡后静置分液,并除去有机相的水
C. 检验溶液中是否含有Fe 2+:取少量待检验溶液,向其中加入少量新制氯水,再滴加 KSCN溶液,观察实验现象
D. 探究催化剂对H2O2 分解速率的影响 : 在相同条件下, 向一支试管中加入2mL5%H2O2 和1mLH 2O,向另一支试管中加入2mL5%H 2O2 和1mLFeCl 3 溶液,观察并比较实验现象

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