A) higher the charge of the coagulating ions, greater its coagulating power, having opposite sign of solution
B) solution must have zero gold number
C) disperse phase and dispersion medium must be of the same sign
D) micelles coagulate in the presence of surfactants
Correct Answer: A
Solution :
Hardy-SchuIze law states that higher the charge of the coagulating ions, greater its coagulating power, having opposite sign of solution.
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