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Question

The final step for the extraction of copper from copper pyrites in Bessemer converter the reaction involves is as:

A
Cu2S+2FeO2Cu+2Fe+SO2
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B
Cu2S+2CuO6Cu+SO2
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C
4Cu2S+FeS8Cu+2FeSO4
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D
2Cu2O+FeS4Cu+2Fe+SO2
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Solution

The correct option is B Cu2S+2CuO6Cu+SO2
The final step for the extraction of copper from copper pyrites in Bessemer converter the reaction involves is as Cu2S+2CuO6Cu+SO2.
This reaction represents auto reduction. Cu2O reacts with Cu2S to give copper metal. The solid metal obtained is called as blister copper and is about 99% pure.

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