1.

Extraction of aluminumcan beunderstoodbyWhat is wrong if anode is made of nickel instead of graphite ?

Answer»

Ni is costly
Anode will be affected by produced `Cl_(2)`
Graphite remain unaffected by produced `Cl_(2)`
Ni may be affected by HIGH temperature

Solution :`Cl_(2)` will attack an Ni.
Hence, (B) is the CORRECT ANSWER.


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