## Chemistry: The Central Science (13th Edition)

Published by Prentice Hall

# Chapter 4 - Reactions in Aqueous Solution - Exercises: 4.48d

-2

#### Work Step by Step

Hydrogen Sulfide, H2S. Hydrogen is +1 and there are two of them so we have +2. The sum of the oxidation states must be 0 since H2S is uncharged so we have: +2 + oxidation state Sulfur = 0 Oxidation State Sulfur = -2

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