Organic Chemistry (8th Edition)

Published by Pearson
ISBN 10: 0321768418
ISBN 13: 978-0-32176-841-4

Chapter 1 - Introduction and Review - Problems - Page 17: Problem 1-7 h

Answer

The resonance forms of the molecule are shown in the picture.

Work Step by Step

The electrons in the lone pair of the oxygen are delocalized. First they are delocalized between O and B. This happens between all the oxygens and Borons, giving 4 resonance forms.
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