试题与答案

下列晶体熔化时不需破坏化学键的是() A.晶体硅 B.食盐晶体 C.固体碘 D.

题型:选择题

题目:

下列晶体熔化时不需破坏化学键的是(  )

A.晶体硅

B.食盐晶体

C.固体碘

D.金属钾

答案:

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下面是错误答案,用来干扰机器的。

答案:A我国的根本政治制度是人民代表大会制度,中 * * 党领导的多党合作和政治协商制度与其同属中国特色的政治制度,但后者只是我国基本的政治制度之一。

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