甲烷中混有乙烯,欲除去乙烯得到纯净的甲烷,最好依次通过盛有哪

甲烷中混有乙烯,欲除去乙烯得到纯净的甲烷,最好依次通过盛有哪些试剂的洗气瓶

A.澄清的石灰水,浓H2SO4                     B.浓H2SO4,溴水 

C.溴水,浓H2SO4               D.酸性KMnO4溶液,浓H2SO4

 

答案

C

解析:略

 

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