In case of preferential adsorption of ions when two or more ions are present in the dispersion medium ,preferential adsorption of the ion common to colloidal particleusually takes place?What ion common to colloidal particle means?
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https://www.meritnation.com/ask-answer/question/please-explain-the-preferential-adsorption-of-ions/surface-chemistry/3393857
https://www.meritnation.com/ask-answer/question/please-explain-the-preferential-adsorption-of-ions/surface-chemistry/3393857