What is the main cause of charge on a colloidal solution? – InterviewSolution

1.	What is the main cause of charge on a colloidal solution?
Answer» SOLUTION :The charge on COLLOIDAL particles is mainly because of the preferrential ADSORPTION of common ion of the electrolyte on the SURFACE of the colloidal particles, e.g., `Fe^(3+)` from `FeCl_3` on the surface of `Fe(OH)_3 `particles.

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