Purchase Solution

Aromatic Compounds and Cycloheptatrienyl

Not what you're looking for?

Ask Custom Question

Explain the following: a.) The cycloheptatrienyl anion is antiaromatic, whereas the cyclononatetraenyl anion is planar (in spite of the angle stain involved) and appears to be aromatic. b.) Although [16] annulene is not aromatic, it adds two electrons readily to form an aromatic dianion.

Purchase this Solution

Solution Summary

This solution includes explanation and structural drawings in an attached Word document. 180 words.

Solution Preview

The cycloheptatrienyl anion has 8Pi electrons as shown via Frost's circle (or the polygon rule). The two non-bonding electrons in this anion would be unhybridized leading to 2 more Pi electrons plus the 6Pi electrons from the 3 double bonds. Huckel's rule of ...

Purchase this Solution

Free BrainMass Quizzes
Organic Chemistry Naming: Alkanes

This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.

General Chemistry - Classification of Matter

This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.

Match Elements with their Symbols

Elements are provided: choose the matching one- or two-letter symbol for each element.

Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.