下列关于胶体的叙述不正确的是( ) A.胶体区别其他分散系的本质特

下列关于胶体的叙述不正确的是(  )

A.胶体区别其他分散系的本质特征是分散质的微粒直径在109107m之间

B.光线透过胶体时,胶体中可发生丁达尔效应

C.用平行光照射NaCl溶液和FeOH3胶体时,产生的现象相同

DFeOH3胶体能够使水中悬浮的固体颗粒沉降,达到净水目的

答案

C

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