Which of the following electrolytes will be most effective in the coag – InterviewSolution

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1.	Which of the following electrolytes will be most effective in the coagulation of gold sol ?
Answer» `NaNO_(3)` `K_(4)[Fe(CN)_(6)]` `Na_(3)PO_(4)` `NgCl_(2).` Solution :Gold SOL is negatively charged. Hence, most effective for COAGULATION will be `Mg^(2+)` ions.

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