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NEET levelSingle correct optionDifficulty 1 of 3hc003

In the Kolbe electrolysis of concentrated aqueous sodium acetate, the hydrocarbon product is formed at the

  1. Acathode, and it is ethane
  2. Banode, and it is methane
  3. Ccathode, and it is hydrogen only
  4. Danode, and it is ethane

Answer: D

Acetate ions are oxidised at the anode: . The two methyl radicals couple to give ethane at the anode, while hydrogen is liberated at the cathode.
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