Which of the following is the most effective in c ausing coagulation o – InterviewSolution

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1.	Which of the following is the most effective in c ausing coagulation of ferric hydroxide sol ?A. KClB. `KNO_(3)`C. `K_(2)SO_(4)`D. `K_(3)[Fe(CN)_(6)]`
Answer» Correct Answer - D `Fe(OH)_(3)` is a positive sol. `K_(3)[Fe(CN)_(6)]` with travalent anion is most effective in causing coagulation of this sol.

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