Question

Draw three resonance forms for the cyclohexadienyl radical.

Cyclohexadienyl radical

Short answer

Following are the resonance forms of cyclohexadienyl radical:

Step-by-step solution

Resonance

It is also known as mesomerism. It describes the bonding in a molecule or ion by combining several contributing structures. This combined structure is known as resonance hybrid.

Resonance in cyclohexadienyl radical

The given radical cyclohexadienyl shows following three resonating structures:

Resonance in cyclohexadienyl radical