Which of the following is most effective in coagulating a ferric hydro – InterviewSolution

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1.	Which of the following is most effective in coagulating a ferric hydroxide sol ?A. `KCl`B. `KNO_(2)`C. `K_(2)SO_(4)`D. `K_(3)[Fe(CN)_(6)]`
Answer» Correct Answer - D Effectiveness of coagulation by electrolyte `prop` charge on coagulating ion.

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