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Aluminium is obtained by
Options
(a) reducing Al₂O₃ with coke
(b) electrolysing Al₂O₃ dissolved in Na₃AlF₆
(c) reducing Al₂O₃ with chromium
(d) heating Al₂O₃ and cryolite
Correct Answer:
electrolysing Al₂O₃ dissolved in Na₃AlF₆
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Which of the following gives methane on hydrolysis
- Ethylene glycol reacts with excess of PCl₅ to give
- The oxidation number of nitrogen in HNO₃ is
- Dimethyl glyoxime gives a red precipitate with Ni²⁺ ,
- Which is the correct order of increasing energy of the listed orbitals in the atom
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following gives methane on hydrolysis
- Ethylene glycol reacts with excess of PCl₅ to give
- The oxidation number of nitrogen in HNO₃ is
- Dimethyl glyoxime gives a red precipitate with Ni²⁺ ,
- Which is the correct order of increasing energy of the listed orbitals in the atom
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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