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Electrolytic Refining of Copper

A metal conta...

Question

A metal contains metal oxide as impurity. The method used to refine this metal is:

A

poling

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B

liquation

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C

cupellation

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D

distillation

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Solution

The correct option is A poling
Poling is a method employed in the purification of copper which contains cuprous oxide as an impurity.

Hence, option A is correct.

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Electrolytic Refining of Copper

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