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Aluminium is extracted from bauxite by t...

Aluminium is extracted from bauxite by the electrolysis of aluminium oxide dissolved in cryolite. Now answer the following question:
Why is so much graphite required for this electrolytic process?

Text Solution

Verified by Experts

Because graphite burns as 2C + `O_2 to 2CO` during electrolysis.
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Aluminium is extracted from bauxite by the electrolysis of aluminium oxide dissolved in cryolite. Now answer the following question: Write the formula of cryolite.

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ICSE-METALLURGY-QUESTIONS FOR PRACTICE
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