Q. In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with :-
A) copper(I) sulphide
B) sulphur dioxide
C) iron(II) sulphide
D) carbon monoxide
Explanation
[Solution] Self-reduction: $Cu_2S + 2Cu_2O \rightarrow 6Cu + SO_2$. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.