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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: - Colloidal found effective in medicines is
- Which of the following will not be soluble in sodium hydrogen carbonate
- Which of the following statements is correct regarding the drawbacks of raw rub
- For adiabatic process,which is correct
- The crystal structure of solid Mn(II) oxide is
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Colloidal found effective in medicines is
- Which of the following will not be soluble in sodium hydrogen carbonate
- Which of the following statements is correct regarding the drawbacks of raw rub
- For adiabatic process,which is correct
- The crystal structure of solid Mn(II) oxide is
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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