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陳品任

膠體粒子

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為甚麼膠體粒子會吸附離子?

看到有的回答是說因為表面積大,表面能大,傾向產生鍵結

但微小顆粒,是總表面能大,不是單一粒子表面能大吧

總表面能大的話應該是會傾向聚集以降低總表面能,所以總表面能大應該是膠體粒子傾向聚集的原因而不是傾向吸附溶液中的離子

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