Q. Which of the following is used as a refrigerant in cooling systems?

  • (A) Methane
  • (B) Ammonia
  • (C) Carbon monoxide
  • (D) Oxygen
✅ Correct Answer: (B) Ammonia
Explanation: Ammonia is widely used as a refrigerant due to its high latent heat of vaporization.

Published by Sikhar Chaudhary ⭐ 6.79K Points at 06-Oct-2025 06:43 am in Chemistry

Explanation by: Sikhar Chaudhary
Ammonia is widely used as a refrigerant due to its high latent heat of vaporization.

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