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题文

食盐(NaCl)是生活中常用的调味品,HCl是胃酸的主要成分,下列关于两种物质的说法正确的是

A.炒菜时放入食盐并不破坏NaCl中的化学键
B.HCl的电子式是
C.NaCl熔化时破坏共价键
D.HCl的结构式是H—Cl
科目 化学   题型 选择题   难度 容易
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