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Electrolytic Refining of Copper

Which of the ...

Question

Which of the following metal is refined by poling process?

A

Na

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B

Cu

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C

Al

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D

Zn

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Solution

The correct option is B Cu
Poling is a method employed in the purification of metals which contain their oxide as an impurity.

Copper has copper oxide as an impurity in its ore.

Option B is correct.

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Which of the following metals refined/extracted by electrometallurgy?

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Electrolytic Refining of Copper

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