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JAMB Chemistry 1980 Question 46

Question 46

Introduction to Organic Chemistry

Which of the following classes of organic compounds undergoes rapid oxidation with bromine water?

  1. A.Alcohols
  2. B.Alkenes
  3. C.Carboxylic acids
  4. D.Esters
  5. E.Alkanes
Show the answer and explanation

Answer: B (Alkenes)

Explanation

Alkenes react quickly with bromine water, decolourising it, because bromine adds across the C=C double bond. The other classes are saturated and do not react.