Q.

How many number of carbon atoms are joined in a spherical molecule of Buckminsterfullerene

1 30  
2 60  
3 90  
4 120  

Ans.

(2)

Buckminsterfullerene is the first discovered fullerene. It is a molecule of carbon in the form of a soccer ball consisting of 60 C-atoms and is having the formula C60. These 60 carbon atoms are joined together by strong covalent bonds and are arranged in interlocking hexagonal and pentagonal rings of carbon atoms.