Q. Which of the following is an example of an addition reaction?

  • (A) CH₄ + 2O₂ → CO₂ + 2H₂O
  • (B) CH₂=CH₂ + H₂ → CH₃CH₃
  • (C) CH₃COOH + NaOH → CH₃COONa + H₂O
  • (D) CaCO₃ → CaO + CO₂
✅ Correct Answer: (B) CH₂=CH₂ + H₂ → CH₃CH₃
Explanation: Hydrogen adds across the double bond of ethene to form ethane, making it an addition reaction.

Published by Jyoti ⭐ 1.79K Points at 16-Jun-2026 06:41 am in Chemistry

Explanation by: Jyoti
Hydrogen adds across the double bond of ethene to form ethane, making it an addition reaction.

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