[" Benzene and polynuclear hydrocarbons "],[" containing more two benzene rings fused "],[" together are "]

Benzene and polynuclear hydrocarbons containing more than two benzene rings fused together are

Benzene and polynuclear hydrocarbons containing more than two benzene rings fused together are

Benzene and polynuclear hydrocarbons containing more than two benzene rings fused together are

The hydrocarbons containing more than two benzene rings fused together are called ____ aromatic hydrocarbons

__________ contain one or more benzene rings .

Three fused benzene rings are found in

The strongest deactivating effect on benzene ring is