Which of the following metals is refined by electrolytic refining?

Iron (Fe)

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Copper (Cu)

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Mercury (Hg)

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Lead (Pb)

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Solution

The correct option is B
Copper (Cu)

Among the given metals, copper is refined by electrolytic refining.

Iron is refined by oxidation, mercury by distillation and lead by liquation.

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Similar questions

Out line the principles of refining metals by the following method:

Zone refining

Electrolytic refining

Vapour phase refining

A u

C u

N a

K

Outline the principles of refining of metals by the following methods:

(i) Zone refining

(ii) Electrolytic refining

(iii) Vapour phase refining

Electrolytic refining is used to purify which of the following metals?

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