Q. Most poisonous pollutant in water is

  • (A) Zinc
  • (B) Phosphate
  • (C) Arsenic
  • (D) Detergent
✅ Correct Answer: (C) Arsenic

Published by Mr. Dubey ⭐ 111.54K Points at 13-Jan-2022 03:41 pm in Chemistry

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