Chemistry: The Central Science (13th Edition)

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

Chapter 22 - Chemistry of the Nonmetals - Exercises - Page 992: 22.44b


$SeO_{3}$, Oxidation state of Se is +6.

Work Step by Step

Since net oxidation state of the compound is neutral, hence: O: -2 X 3 = -6, then Se should have oxidation state of +6
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