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Assertion: Hydrometallurgyinvolves dissolvingthe oreina suitablereagentfollowedby precipitationbya moreelectropositivemetal. Reason: Copperisextractedbyhydrometallurgy.

Answer»

Bothassertionandreason aretrueandreason is thecorrectexplanationofassertion.
Both assertionandreasonaretruebutreasonis not thecorrectexplanationofassertion.
Assertionistrue butreasonisfalse.
Assertionis falsebutreasonistrue.

SOLUTION :Correctreason.Onlylowgradcopperis extractedbyhydrometallurgywhilecopperin bulkquantities is preparedbypyrometallurgy.


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