Chemistry, asked by devenbiju29, 14 days ago

what is the cathodic reaction taking place in Hall Heroult’s Process.​

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Answered by OoExtrovertoO
5

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In Hall-Heroult process, purified Al2O3 is mixed with Na2AlF6 or CaF2 which lowers the melting point of matrix and brings conductivity. The fused matrix is electrolysed. The cathode and anode is made of steel and graphite respectively

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