Explain why potassium cyanide is used in silver- plating. Give chemical equation.

Potassium cyanide is used for separating

Potassium cyanide is used for separating

How potassium permanganate is prepared? Give necessary chemical equations.

Name the chemical substances used for silver plating.

Why is leaching of gold by metal cyanides carried out in the presence of oxygen? Give the chemical equation. Name the metal used as reducing agent.