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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: - A physician wishes to prepare a buffer solution at pH = 3.85
- Which of the following shows geometrical isomerism
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A physician wishes to prepare a buffer solution at pH = 3.85
- Which of the following shows geometrical isomerism
- For distinguishing phenol and acetic acid we required to react (treat) them
- When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation
- The boiling point of heavy water 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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