Chapter 15.SE, Problem 37AP

Interpretation Introduction

Interpretation:

The orbital picture of indole, an aromatic heterocycle which has a benzene ring fused to a pyrrole ring is to be drawn.

The number of π electrons in indole is to be given.

The electronic relationship of indole with that of naphthalene is to be stated.

Concept introduction:

The orbital picture of a compound shows the σ bonds in a molecule along with the unhybridized p orbitals on each atom in the ring containing the electrons involved in delocalization.

To draw:

The orbital picture of indole, an aromatic heterocycle which has a benzene ring fused to a pyrrole ring.

To give:

The number of π electrons in indole.

To state:

The electronic relationship of indole with that of naphthalene.