specify-whether-the-ion-below-is-aromatic-nonaromatic-or-antiaromatic-if-the-ion

Question

Specify whether the ion below is aromatic, nonaromatic, or antiaromatic. If the ion is aromatic/antiaromatic, determine the value of n in Hückel's/Breslow's rule. If the ion is nonaromatic, explain your answer using the rules of aromaticity.

Accepted Answer

The ion is aromatic, and n = 1.

Answer

The ion is aromatic, and n = 2.

Answer

The ion is antiaromatic, and n = 1.

Answer

The ion is antiaromatic, and n = 2.

Answer

The ion is nonaromatic because one of the carbons in the ring has no filled or unfilled p orbital.