Question

How many sigma bonds are there in fullerenes?

Answer 1

Fullerenes ( American soccerball ), containing 12 pentagons and 20 hexagons. 60 vertices for the carbon atoms and 90 covalent bonds between them, 60 single bonds and 30 double bonds.

Answer 2

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As is well-known C60 resembles an American soccerball, containing 12 pentagons and 20 hexagons. 60 vertices for the carbon atoms and 90 covalent bonds between them, 60 single bonds and 30 double bonds.

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