试题与答案

天然橡胶的成分是聚异戊二烯,橡胶与下列物质长期接触,不发生反应的是 A.NaOH

题型:选择题

题目:

天然橡胶的成分是聚异戊二烯,橡胶与下列物质长期接触,不发生反应的是

A.NaOH溶液

B.溴水

C.浓硫酸

D.KMnO4(H+)溶液

答案:

答案:A

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题型:单项选择题

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