下列有关晶体的叙述中错误的是  (      )A.离子晶体中,一

下列有关晶体的叙述中错误的是  (      )

A.离子晶体中,一定存在离子键                           B.原子晶体中,一定存在共价键

C.金属晶体的熔沸点均很高                                      D.稀有气体能形成分子晶体

 

答案

C

解析:

 

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