R

Ram Sharma • 193.84K Points
Coach Science 

Q. Which among the given statements is not true about diamonds?

  • (A) It is the hardest naturally occurring substance
  • (B) It is a good conductor of electricity
  • (C) Artificial diamonds can be prepared by subjecting a solution of pure carbon in iron to very high pressures and temperatures WATER AND ORGANIC COMPOUNDS IN THE ENVIRONMENT
  • (D) It is the purest form of carbon
Correct Answer - Option(B)

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