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Assertion (A) hydrometallurgy involves dissolving the ore in a suitable reagent followed by precipitation by a more electropositive metal.
Reason(R) Copper is extracted by hydrometallurgy

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Both A and R are true and R is correct explanation of A

Both A and R are true but R is not correct explanation of A

A is true but R is false

Both A and R are false

answer is C.

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Detailed Solution

Hydrometallurgy is used for the extraction of low grade copper, while pyro metallurgy is used for the extraction of bulk quantities of copper.

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