Organic Chemistry As a Second Language, 3e: First Semester Topics

Published by John Wiley & Sons
ISBN 10: 111801040X
ISBN 13: 978-1-11801-040-2

Chapter 2 - Resonance - 2.3 The Two Commandments - Problems - Page 27: 2.12

Answer

This arrow respects both the first and second commandments.

Work Step by Step

1. The tail of the arrow is on a double bond. 2. Initially, the carbon that will receive the double bond has 3 bonds (positive formal charge.) After the arrow, the carbon will have 4 bonds, which is completely acceptable for the octet rule.
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