【題目】對(duì)分子的敘述中正確的是( )。
A.分于是保持物質(zhì)性質(zhì)的一種粒子
B.分子是保持物質(zhì)性質(zhì)的最小粒子
C.分子是保持物質(zhì)化學(xué)性質(zhì)的最小粒子
D.分子是保持物質(zhì)化學(xué)性質(zhì)的唯一粒子
【答案】C
【解析】
試題分析:分子是保持物質(zhì)化學(xué)性質(zhì)的最小粒子。單個(gè)的分子不保持物質(zhì)的物理性質(zhì)。由離子構(gòu)成的物質(zhì),則由陰陽(yáng)離子共同保持其化學(xué)性質(zhì)。
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