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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.
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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
- Oxidation state of iron in [Fe(H₂O)₅NO]SO₄ is
- In an exothermic reaction(reversible) which of the following has positive value
- The reagent with which both acetaldehyde and acetone react easily is
- The letter ‘D’ in D-glucose signifies
- Which kind of isomerism is exhibited by octahedral [Co(NH₃)₄Br₂]Cl
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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