Surface ChemistryEasy
Question
An arsenious sulphide sol carries a negative charge. The maximum precipitating power of this sol is : possessed by :
Options
A.K2SO4
B.CaCl2
C.Na3PO4
D.AlCl3
Solution
- ve charged sol is coagulated by cation of electrolyte. More the charge on cation, higher the precipitating power.
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