MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryMetallurgyPrevious Year Questions
In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu₂O with (JIPMER 2018)
A.FeS
B.CO
C.Cu₂S✓ Correct
D.SO₂
Explanation
In the extraction of copper from the 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 follows 2 2 2 2 2Cu S 3O 2Cu O 2SO →
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