Q.

Designate whether each of the following compounds is aromatic or not aromatic.              [2025]

1 e, g aromatic and a, b, c, d, f, h not aromatic  
2 b, e, f, g aromatic and a, c, d, h not aromatic  
3 a, b, c, d aromatic and e, f, g, h not aromatic  
4 a, c, d, e, h aromatic and b, f, g not aromatic  

Ans.

(4)