Answer
A
Work Step by Step
The ions present are $V^{3+}$ (vanadium (III)), and $O^{2-}$ (oxide); therefore it's vanadium(III) oxide. The roman numeral is needed since Vanadium can have a charge other than 3+ as well.
Chemistry and Chemical Reactivity (9th Edition)
by Kotz, John C.; Treichel, Paul M.; Townsend, John R.; Treichel, David A.
Published by
Cengage Learning
ISBN 10:
1133949649
ISBN 13:
978-1-13394-964-0
Chapter 2 Atoms, Molecules, and Ions - 2-7 Ionic Compounds: Formulas, Names, and Properties - Review & Check for Section 2-7 - Page 75: 5
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