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化学作业乙烷能使溴水褪色吗
更新时间: 2020-09-26 00:00:00  

1、乙烷会萃取溴水中的溴,使得溴水褪色。乙烷与溴同为极性分子,两者会发生相似相溶的物理现象,乙烷与溴水不发生化学反应。

2、乙烷会与纯净的液态溴发生取代反应,两者不完全反应,生成一溴乙烷、二溴乙烷、三溴乙烷、四溴乙烷等多种卤代烃。取代反应属于化学反应,不同于萃取。

关键词: 化学 作业 乙烷 褪色

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