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JAMB Chemistry 2009 Question 44

Question 44

Alkanols

Lucas reagent is used to test for

  1. A.alkanes
  2. B.alkanoic acids
  3. C.alkanols
  4. D.amines
Show the answer and explanation

Answer: C (alkanols)

Explanation

Lucas reagent (ZnCl2 in conc. HCl) distinguishes primary, secondary and tertiary alkanols by how fast cloudiness appears.