Organic Chemistry (8th Edition)

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

Chapter 1 - Introduction and Review - Study Problems - Page 36: 1-20 a

Answer

The resonance forms are shown in the picture.

Work Step by Step

In the first two resonance structures, the electrons in the double bond between O and S delocalize. In the third one the electrons on one of the oxygens get involved to form a double bond between S and O. S can have more than eight electrons because of d orbital present as it is a third row element.
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