首页 / 某同学设计实验从海带中提取碘：①滴加稀硫酸和双氧水；②在海带

某同学设计实验从海带中提取碘：①滴加稀硫酸和双氧水；②在海带

某同学设计实验从海带中提取碘：①滴加稀硫酸和双氧水；②在海带中加入少量酒精，点燃使其燃烧为灰烬，在灰烬中加水搅拌；③加四氯化碳并振荡；④过滤；⑤分液。该实验的合理操作顺序是

A. ①③⑤②④

B. ②①③④⑤

C. ②④①③⑤

D. ③①②⑤④

答案

C

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