Gujarati
Hindi
General Principles and processes of Isolation of Elements
easy

Refining of silver is done by :

A

liquation

B

poling

C

cupellation

D

van Arkel method

Solution

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.

Standard 12
Chemistry

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