1.

Assertion (A): The conversion of fresh precipiate to colloidal state is called peptization Reason ( R) : It is caused by addition of commonions

Answer»

Both (A) and ( R) are true and ( R) is the CORRECT EXPLANATION of ( A)
Both ( A) and (R ) true but ( R) is not the correct explanation of ( A)
(A) is true but ( R) is FALSE
(A) is false but ( R) is true

Answer :B


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