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Which of the following is most effective electrolyte in the coagulative of AgI/Ag+sol? K2SO4, MgCl2, K4[Fe(CN)6]

Which of the following is most effective electrolyte in the coagulative of AgI/Ag+sol?
K2SO4, MgCl2, K4[Fe(CN)6]

Grade:upto college level

1 Answers

Sunil Kumar FP
askIITians Faculty 183 Points
8 years ago
According to the Hardy-Schulze rule - the greater the valence of the flocculating ion the greater is its ability to bring about coagulation.

Therefore, K4[Fe(CN)6] will be the most effective in coagulating AgI/Ag+ (positively charged sol).

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