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Which two of the following are allotropes of carbon?
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Buckminsterfullerene
Graphene
Footballene
Steel

Sagot :

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Which of the following are allotropes of carbon?

a) Buckminster Fullerene

b) Graphene

c) Footballene

d) Steel

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The right answer is option a (Buckminster fullerene).

Fullerene is one of the crystalline allotrope of carbon, which was discovered in 1985 collectively by the scientists Richard E. Smalley, Robert F. Curl, Sean O' Brien, James Heath and Harold Kroto. The name 'buckminsterfullerene' was given to the fullerene molecule discovered as a homage to the American architect and scientist Buckminster Fuller.

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MORE TO KNOW ABOUT FULLERENE:-

Properties of fullerenes:

  • It is found in soot, interstellar dust and in carbon rich rocks.
  • They are bad conductors of electricity.
  • They are magnetic in nature.
  • They are odourless.
  • They can be soluble in solvents like chloroform, benzene or toluene.

Uses of fullerenes:

  • They are used as lubricants.
  • They are used as insulators.
  • Some forms of fullerenes can conduct heat and electricity. So, they are used as superconductors and semiconductors.
  • They are used in the process of drug delivery.

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