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Diamond does not conduct electricity because it?

Chemistry
WAEC 2008

Diamond does not conduct electricity because it?

  • A. has no free valence electrons
  • B. is a giant molecule
  • C. contains no bonded electrons
  • D. is a solid at room temperature
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Correct Answer: Option A
Explanation

It does not conduct electricity. Every atom in a diamond is bonded to its neighbours by four strong covalent bonds, leaving no free electrons and no ions .

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