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  3. 12th Class
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12th Class Chemistry Sample Paper Chemistry Sample Test Paper-6

  • question_answer
      Write the overall reaction taking place in the process used for the electrolysis of alumina by Hall-Heroult process.                                                                                                                                                                                          [1]

    Answer:

      Overall reaction is C is oxidised (at anode) to . is reduced (at cathode) to Al.               [1]


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