In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu2O with
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a
FeS
b
CO
c
Cu2S
d
SO2
answer is C.
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Detailed Solution
In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu2O with Cu2S. This reaction completes with the process of auto-reduction.Chemical reaction occurring in this reaction is as followsCu2O+12Cu2S⟶3Cu+12SO2In this process, copper appears as blister copper.