Q. Which gas is responsible for the smell of rotten eggs?

  • (A) Hydrogen chloride
  • (B) Hydrogen sulfide
  • (C) Sulphur dioxide
  • (D) Ammonia
✅ Correct Answer: (B) Hydrogen sulfide
Explanation: Hydrogen sulfide (H₂S) is a colorless gas with a characteristic rotten-egg odor.

Published by Sikhar Chaudhary ⭐ 6.79K Points at 06-Oct-2025 06:46 am in Chemistry

Explanation by: Sikhar Chaudhary
Hydrogen sulfide (H₂S) is a colorless gas with a characteristic rotten-egg odor.

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