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【例 1】 可用来鉴别己烯、甲苯、乙酸乙酯、苯酚溶液的一组试剂是A 氯化铁溶液、溴水B 碳酸钠溶液、溴水C 酸性高锰酸钾溶液、溴水D 酸性高锰酸钾溶液、氯化铁溶液解析 :A选项只能鉴别出苯酚和己烯 ,不能区分出甲苯和乙酸乙酯 .B选项也不能区分出甲苯和乙酸乙酯 .D选项中的己
[Example 1] A group of reagents that can be used to identify hexene, toluene, ethyl acetate and phenol solutions are A ferric chloride solution, Bromowater B sodium carbonate solution, Bromine water C acidic potassium permanganate solution, Bromine water D acid Analysis of potassium permanganate solution, ferric chloride solution: A option can only identify phenol and hexene, can not distinguish between toluene and ethyl acetate. B option can not distinguish between toluene and ethyl acetate. D option