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The Ellingham diagram for a number of me...

The Ellingham diagram for a number of metallic sulphide is reproduced below

Partial roasting of chalcopyrite produces

A

`Cu_(2)S and FeO`

B

`Cu_(2)O and FeO`

C

`CuS and Fe_(2) O_(3)`

D

`Cu_(2)S and Fe_(2)O_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
During Fasting following reactions occur `2CuFeS_(2) overset(O_(2)) to Cu_(2)S+2FeS+SO_(2)`
The sulphide of iron is partially oxidized to its oxide `2FeS+3O_(2) to 2FeO+2SO_(2)`
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