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Hall-Heroult method is used during extra...

Hall-Heroult method is used during extraction of :-

A

Aluminium

B

Zinc

C

Calcium

D

Both (1) and 3

Text Solution

Verified by Experts

The correct Answer is:
A
Al, Alkali metals, Cas & Mg are produced by fused salt electrolysis of electro-refining.
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