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In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with
Options
(a) carbon monoxide
(b) copper (I) sulphide
(c) sulphure dioxide
(d) iron (II) sulphide
Correct Answer:
copper (I) sulphide
Explanation:
2Cu₂S (s) +3O₂ (g) →2Cu₂O (s) +2SO₂(g)
The unchanged Cu₂S, mixed with Cu₂O and heated strongly in absence of air
2Cu₂S + 2Cu₂O →6Cu +SO₂.
Related Questions: - A real gas most closely approaches the behaviour of an ideal gas at
- Smallest wavelength occurs for
- Alkyl halides undergoing substitution nucleophilic bimolecular reaction involves
- Schottky defect defines imperfection in the lattice structure of a
- Solution of sodium metals in liquid ammonia strongly reduces due to the presence
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A real gas most closely approaches the behaviour of an ideal gas at
- Smallest wavelength occurs for
- Alkyl halides undergoing substitution nucleophilic bimolecular reaction involves
- Schottky defect defines imperfection in the lattice structure of a
- Solution of sodium metals in liquid ammonia strongly reduces due to the presence
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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