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JAMB Chemistry 2021 Question 19

Question 19

Alkanoic Acids and Esters

In the esterification of ethanoic acid with ethanol conc. H2SO4 serves as

  1. A.a catalyst
  2. B.dehydrating agent
  3. C.a solvent
  4. D.an oxidizing agent
Show the answer and explanation

Answer: A (a catalyst)

Explanation

Concentrated H2SO4 provides H+ ions that speed up the esterification without being used up, so it acts as a catalyst.