Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 20 - Oxidation-Reduction Reactions - Standardized Test Prep - Page 725: 6

Answer

A

Work Step by Step

Manganese is reduced, decreases its oxidation number from (+7) to (2+). Therefore, the other reactant MUST be the oxidizing agent (loses electrons) to Manganese.
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