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In the electrolysis of alumina to obtain aluminium metal, cryolite is added mainly to:
In the electrolysis of alumina to obtain aluminium metal, cryolite is added mainly to:
Updated On: Oct 29, 2024
- Lower the melting point of alumina
- Dissolve the alumina in molten cryolite
- Remove impurities from alumina
- Increase electrical conductivity
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The Correct Option is A
Solution and Explanation
Cryolite is added during electrolysis to lower the melting point of alumina, making the process more energy efficient.
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