Question

Why benzene is called aromatic hydrocarbons?

Answer 1

Answer:

Benzene is an aromatic hydrocarbon because it obeys Hückel's rule. Originally, benzene was considered aromatic because of its smell: it has an "aromatic" odor. It is now considered aromatic because it obeys Hückel's rule: 4n+2 = number of π electrons in the hydrocarbon, where n must be an integer