The question is related to the topic of aromaticity Let us understand one by one which are provided below Aromatic compounds It must be cyclic and planer compounds.It must be sp2 hybridised carbon atom.It follows (4n+2) ? systems which is known as Huckel rule Where n= 0,1,2,3Anti aromatic compounds It must be cyclic and planer compounds.It must be sp2 hybridised carbon atom.It follows 4n? systems which is known as Huckel rule Where n= 1,2,3