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Question: Answered & Verified by Expert
In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with:
ChemistryGeneral Principles and Processes of Isolation of MetalsNEETNEET 2015 (Phase 2)
Options:
  • A Iron (II) sulphide
  • B Carbon monoxide
  • C Copper (I) sulphide
  • D Sulphur dioxide
Solution:
1004 Upvotes Verified Answer
The correct answer is: Copper (I) sulphide
One of the process in extraction of copper is self-reduction of the ore after roasting.

Cu2S+2Cu2O⟶6Cu+SO2↑

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