Published by:
CGP EDU Academic Team
Published on: August 13, 2026
For coagulating 
colloidal sol, which of the following will have the lowest coagulation value
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
The amount of electrolyte required to coagulate a fixed amount of a solution depends upon the valency of the flocculation ion. The flocculating power of the various ions follows the following order, larger the valency lesser will be coagulating value. 
, hence lowest coagulation value is of 
.
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