Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 3 Chemical Reactions - 3-8 Oxidation-Reduction Reactioons - Review & Check for Section 3-8: 1

Answer

C

Work Step by Step

Ba: group 2, so its oxidation number is +2 O: group 6, so its oxidation number is -2 Sum: $+2 + OxN_{Mn} +4\times-2=0$ $OxN_{Mn}=+6$
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