1.

Assertion : Coagulation power of Al^(3+) is more than Na^(+). Reason : Greater the valency of the flocculating ion added, greater is its power to cause precipitation (Hardy Schulze rule).

Answer»

ASSERTION and REASON both are CORRECT and the reason is correct explanation of assertion.
Assertion and reason both are correct but reason does not EXPOLAIN assertion.
Assertion is correct but reason is incorrect.
Both assertion and reason are incorrect.

Answer :a


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