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JEE CHEMISTRY MCQ: SURFACE CHEMISTRY
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The capacity of an ion to coagulate a colloidal solution depends on :
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Correct option: D
Both amount and sign of the charge
Option D (Both amount and sign of the charge) is correct because according to the Hardy-Schulze rule, the coagulating power of an ion is directly proportional to its charge and depends on the sign of the charge being opposite to that of the colloidal solution.
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