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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: - Give cyclohexanol(I), acetic acid (II), 2,4,6-trinitrophenol(III),and phenol(IV)
- An organic compound A(C₄H₉Cl) on reaction with Na/diethylether gives a hydrocarbon
- In a given atom no two electrons can have the same values for all
- Isoprene is used for the preparation of
- Equivalent weight of KMnO₄ in basic medium is (mol.wt. of KMnO₄ = 158)
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Give cyclohexanol(I), acetic acid (II), 2,4,6-trinitrophenol(III),and phenol(IV)
- An organic compound A(C₄H₉Cl) on reaction with Na/diethylether gives a hydrocarbon
- In a given atom no two electrons can have the same values for all
- Isoprene is used for the preparation of
- Equivalent weight of KMnO₄ in basic medium is (mol.wt. of KMnO₄ = 158)
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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