The arsenious sulphide sol has negative charge . The maximum coagulati – InterviewSolution

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1.	The arsenious sulphide sol has negative charge . The maximum coagulating power for precipitiating it is of :A. ` 0. 1 N Zn (NO_3)_2`B. `0. 1 N Na_3 PO_4`C. ` 0. 1 N Zn SO_4`D. `0. 2 N Alcl_3`
Answer» Correct Answer - D More is the valence of effective ion, greater is its coagulating power . The Hardy-Schulze rule.

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