(2010 天津市蓟县)在氢氧化钠溶液中加入盐酸,至恰好完全反应,

(2010 天津市蓟县)在氢氧化钠溶液中加入盐酸,至恰好完全反应,反应的微观示意图见下图。下列有关认识错误的是(      )

A.反应结束时溶液的pH=7       

B.反应前后元素的种类没有变化

C.酸与碱的反应属于复分解反应

D.该微观图还可说明所有物质都是由分子构成的

 

答案

D

解析:略

 

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