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In the extraction of Cu from its sulphid...

In the extraction of Cu from its sulphide ore, the metal is formed by reduction of `Cu_(2)O` with

A

FeS

B

CO

C

`Cu_2S`

D

`SO_2`

Text Solution

Verified by Experts

The correct Answer is:
A
Iron has greater affinity for oxygen than copper.
`Cu_2O+FeS to FeO + Cu_2S`
`FeO + SiO_2 to underset(" slag " )(FeSiO_3)`
`2Cu_2S+3O_2 to 2Cu_2O + 2SO_2`
`2Cu_2O+Cu_2S overset("auto")underset("reduction") to 6Cu+SO_2`
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