Refining of silver is carried out by__________.

Liquation

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Poling

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Cupellation

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Vapour phase refining

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Solution

The correct option is C Cupellation
Cupellation is a process where ores are treated under high temperatures and controlled operations to separate noble metals like gold and silver, from base metals like led, copper, zinc, and others present in the ore or alloyed metal.

Option C is correct.

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

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