Multiple choice

Which of the following statements is not true?

  1. Carbon can exist in free state in nature.

  2. Diamond is the hardest substance known.

  3. Graphite is a bad conductor of electricity.

  4. Glucose is an organic compound.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Graphite, even being a non metal, is a good conductor of electricity.

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