推理是学习化学的一种重要方法,以下类推正确的是(     ) A.由

推理是学习化学的一种重要方法,以下类推正确的是(     )

A.由同种分子构成的物质一定是纯净物,所以纯净物一定是由同种分子构成的

B.中和反应生成盐和水,所以生成盐和水的反应一定是中和反应

C.碳酸盐与稀盐酸反应生成气体,所以与稀盐酸反应生成气体的物质一定是碳酸盐

D.高温或加热时能夺取氧化物中氧的物质可用作还原剂,所以一氧化碳和氢气是常用的还原剂

答案

D

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