Question:

Which of the following chemical reactions represents Hall-Heroult Process?

Updated On: Jul 6, 2024
  • \(Cr_2O_3 + 2Al → Al_2O_3 + 2Cr\)
  • \(2Al_2O_3 + 3C → 4Al + 3CO_2\)
  • \(FeO + CO → Fe + CO_2\)
  • \([2Au(CN)_2]-_{aq}+Zn(s)→ 2Au(s) + [Zn(CN_4)]^{2-}\)
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The Correct Option is B

Solution and Explanation

Hall-Herault process is used for the extraction of aluminium by electrolysis molten \(Al_2O_3\)

\(2Al_2O_3 + 3C → 4Al + 3CO_2\)

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