How many carbon atoms are present in a molecule of butane?
Butane→C4H10←CnH2n+2
"but' refers 4 carbon atoms and 'ane' refers alkane.
Butane is an alkane containing 4 carbon atoms.
Hence, the correct option is D
Buckminsterfullerene is a spherical molecule in which 60 carbon atoms are arranged in interlocking hexagonal and pentagonal rings of carbon atoms. (a) How many hexagons of carbon atoms are present in one molecule of buckminsterfullerene ? (b) How many pentagons of carbon atoms are present in one molecule of buckminsterfullerene ?