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JAMB Chemistry 1980 Question 29

Question 29

Electrolysis

The chemical reaction which takes place at the anode (positive electrode) in electrolysis is

  1. A.oxidation
  2. B.hydrolysis
  3. C.dissociation
  4. D.reduction
  5. E.disproportionation
Show the answer and explanation

Answer: A (oxidation)

Explanation

At the anode, ions lose electrons, and loss of electrons is oxidation.