1.

Assertion : Leaching is a process of reduction. Reason : Leaching involves treatment of the ore with a sutable reagent so as to make it soluble while impurites remains insoluble.

Answer»

If both assertion and REASON are true and the reason is the CORRECT EXPLANATION of the assertion
If boht assretion and reasons are true but reason is not the correct explanation of the assertion.
If assertion is true but reason is false.
If assertion is false but reason is true.

Solution :LEACHING is PROCESS of concentration.


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