Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 4 - Reactions in Aqueous Solution - Exercises: 4.49a

Answer

+4

Work Step by Step

SO2. Oxygen is -2 and there are two of them so that is 2*-2 = -4. Since the sum of oxidation states must be 0 and we have that oxygen is -4, that means S must be +4.
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