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AP EAMCET2002ChemistryElectrochemistry

What is the reaction occurring at the anode in Down's process for the extraction of sodium?

Options

  1. A4 OH ⁻ 2 H ₂ O + O ₂+4 e⁻
  2. BNa ⁺+e⁻ Na
  3. C2 Cl ⁻ Cl ₂+2 e⁻
  4. DNaOH Na ⁺+ OH ⁻

Correct answer

C. 2 Cl ⁻ Cl ₂+2 e⁻

Step-by-step solution

In Down's process, at anode, oxidation of Cl ⁻ into Cl ₂ gas takes place 2 Cl ⁻ Cl ₂+2 e⁻

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