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JAMB Chemistry 2000 Question 49

Question 49

Alkanals and Alkanones

Alkanones are generally obtained by the oxidation of

  1. A.primary alkanols
  2. B.secondary alkanols
  3. C.tertiary alkanols
  4. D.alkanoic acid.
Show the answer and explanation

Answer: B (secondary alkanols)

Explanation

Oxidising a secondary alkanol gives an alkanone (ketone); primary alkanols give alkanals and acids, and tertiary alkanols resist oxidation.