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JAMB Chemistry 1994 Question 43

Question 43

Alkanols

When sodium is added to ethanol, the products are

  1. A.sodium hydroxide and water
  2. B.sodium hydroxide and hydrogen
  3. C.sodium ethoxide and water
  4. D.sodium ethoxide and hydrogen
Show the answer and explanation

Answer: D (sodium ethoxide and hydrogen)

Explanation

2C2H5OH + 2Na → 2C2H5ONa + H2. Sodium replaces the hydrogen of the –OH group.