Q. Which one of the following pairs of metals constitutes the lightest metal and the heaviest metal, respectively?

  • (A) Lithium and osmium
  • (B) Aluminium and mercury
  • (C) Aluminium and osmium
  • (D) Lithium and mercury
✅ Correct Answer: (A) Lithium and osmium

Published by Ram Sharma ⭐ 193.88K Points at 11-Mar-2022 04:02 pm in Chemistry

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