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Question
The following question relate to the extraction of aluminium by electrolysis.
Explain why is it necessary to renew the anode periodically.
One Line Answer
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Solution
Extraction of aluminium:
It is necessary to renew the anode periodically as it gets oxidised by the oxygen evolved at the anode.
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Chapter 7: Metallurgy - Questions from ICSE Examinations [Page 180]
