Q. Smog is

  • (A) Nothing but black smoke
  • (B) A combination of smoke and fog
  • (C) A liquid particle resulting from vapour condensation
  • (D) A solid particle, e.g., fllyash
✅ Correct Answer: (B) A combination of smoke and fog

Published by Mr. Dubey ⭐ 111.54K Points at 13-Jan-2022 03:42 pm in Chemistry

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