Fewpal
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in Chemistry by (57.6k points)

In the extraction of copper from chalcopyrites, the impurity of iron sulphide is removed as FeSiO3 in : 

(A) Electrolytic refining 

(B) Bessemerisation 

(C) Roasting 

(D) poling

1 Answer

+1 vote
by (63.6k points)
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Best answer

Correct option is (B), (C)

(B) Bessemerisation 

(C) Roasting

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