In Hall Heroult process, the |Thes-BlockElementsJEEMAIN2023

JEE MAIN 2023

08-04-2023 S2

Question

In Hall – Heroult process, the following is used for reducing $\mathrm{Al}_2 \mathrm{O}_3$ :-

Select the correct option:

Graphite

Magnesium

$\mathrm{Na}_3 \mathrm{AlF}_6$

$\mathrm{CaF}_2$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

In case of Hall’s process, reduction of $\mathrm{Al}_2 \mathrm{O}_3$ to Al can be done using graphite.

Question Tags

JEE Main

Chemistry

Easy

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