Essential Chemistry for IGCSE - Electricity And Chemistry (Section 1 - No. 6)
Why is it important to keep the electrolyte at a high temperature for long periods of time during the electrolysis of aluminum oxide?
To prevent the formation of impurities.
To maintain the molten state of the electrolyte.
To speed up the reaction.
To decrease the voltage of the electrolysis cell.
Explanation
Aluminum oxide and cryolite need to be molten in order to conduct the electrolysis.
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