In isolation of which one of following metals from their ores, use of cyanide salt is not commonly i

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General Principles and processes of Isolation of Elements

easy

In isolation of which one of the following metals from their ores, the use of cyanide salt is not commonly involved ?

A

Zinc

B

Gold

C

Silver

D

Copper

(JEE MAIN-2022)

Solution

For $ZnS , KCN$ is used as depressant.

For Gold and silver $\Rightarrow$ leaching [Cyanide process]

Standard 12

Chemistry

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