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Aluminium is obtained by :...

Aluminium is obtained by :

A

Reducing `Al_2O_3` with coke

B

Electrolysing `Al_2O_3` dissolved in `Na_3AlF_6`

C

Reducing `Al_2O_3` with chromium

D

Heating `Al_2O_3` and cryolite

Text Solution

Verified by Experts

The correct Answer is:
B
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