The concentration of electrolyte required to coagulate a given amount – InterviewSolution

1.	The concentration of electrolyte required to coagulate a given amount of As_(2)S_(3) sol is minimum in the case of
Answer» magnesium nitrate potassium nitrate potassium sulphate aluminium nitrate Solution :ACCORDING Hardy-Schulze rule, for the coagulation of a negative SOL, the flocculating POWER of `K^(+),Mg^(+2) and Al^(+3)` ions is in order, `Al^(+3) GT Ba^(+2) gt K^(+)`

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