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Question

Chemistry Question on Metallurgy

In the cyanide extraction process of silver from argentite ore, the oxidizing and reducing agents are respectively:

A

O2\text{O}_2 and CO2\text{CO}_2

B

O2\text{O}_2 and Zn dust\text{Zn dust}

C

HNO3\text{HNO}_3 and Zn dust\text{Zn dust}

D

HNO3\text{HNO}_3 and CO\text{CO}

Answer

O2\text{O}_2 and Zn dust\text{Zn dust}

Explanation

Solution

The correct option is (B): O2\text{O}_2 and Zn dust\text{Zn dust}