Exception Among Non Metals.

Q5. What is exception among non metals?
Ans. Exceptions are:

  1. Non metals are generally solids( carbon, sulphur, phosphorus) or gases( oxygen, nitrogen, chlorine) except bromine which is a liquid.
  2. Iodine is lustrous non metal.
  3. Diamond is the hardest natural known substance.
  4. Graphite (allotrope of carbon) is a good conductor of electricity.

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