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

Question

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

Tardigrade Admin · Accepted Answer

For ZnS , KCN is used as depressant. For Gold and silver ⇒ leaching [Cyanide process]

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

Zinc

Gold

Silver

Copper

For $Z n S, K CN$ is used as depressant.
For Gold and silver $\Rightarrow$ leaching [Cyanide process]

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

Zinc

Gold

Silver

Copper

For ZnS,KCN is used as depressant. For Gold and silver ⇒ leaching [Cyanide process]

For $Z n S, K CN$ is used as depressant.
For Gold and silver $\Rightarrow$ leaching [Cyanide process]