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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: - Methyl alcohol is industrially prepared by the action of
- One mole of an ideal gas at 300 K is expanded isothermally
- Chloropicrin is obtained by the reaction of
- Absolute temperature is the temperature at which
- Which of the following explains the sequence of filling the electrons
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Methyl alcohol is industrially prepared by the action of
- One mole of an ideal gas at 300 K is expanded isothermally
- Chloropicrin is obtained by the reaction of
- Absolute temperature is the temperature at which
- Which of the following explains the sequence of filling the electrons
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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