Q. Diamond is hard because

  • (A) Covalent bonds are directional unlike ionic bonds
  • (B) It has strong covalent bonds
  • (C) Discrete molecules of carbon are held by strong Van der Waal's forces
  • (D) It involves Van der Waal's forces
✅ Correct Answer: (B) It has strong covalent bonds

Published by Ram Sharma ⭐ 193.88K Points at 29-Mar-2022 07:54 pm in Science

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