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Chemistry · Oct / Nov 2025 · Paper 11 · Question 6

5070Giant covalent structures

What is a property of diamond?

  1. AIt can be used as a lubricant.
  2. BIt has a melting point below 200 °C.
  3. CIt has good electrical conductivity.
  4. DIt is extremely hard.

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Correct answer: D. It is extremely hard.

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