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Aromatic Hydrocarbons

Aromatic Hydrocarbons

18. Aromaticity / Aromatic Hydrocarbons / Problem 3

Using the rules of aromaticity, classify the given ion below as aromatic, antiaromatic, or nonaromatic. If classified as aromatic/antiaromatic, determine the value of n in Hückel's/Breslow's rule. If classified as nonaromatic, provide an explanation.

ANSWERS OPTIONS

A

The ion is aromatic, and n = 1.

B

The ion is aromatic, and n = 2.

C

The ion is antiaromatic, and n = 1.

D

The ion is antiaromatic, and n = 2.

E

The ion is nonaromatic because it not planar.

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