Answer
+3
Work Step by Step
HClO2. Oxygen is -2 and there are two so 2*-2 = -4. H is +1. Then we have that the overall charge must be 0 since it is uncharged so we have :
+1 +x -4 = 0
x = +3
Chemistry: The Central Science (13th Edition)
by Brown, Theodore E.; LeMay, H. Eugene; Bursten, Bruce E.; Murphy, Catherine; Woodward, Patrick; Stoltzfus, Matthew E.
Published by
Prentice Hall
ISBN 10:
0321910419
ISBN 13:
978-0-32191-041-7
Chapter 4 - Reactions in Aqueous Solution - Exercises - Page 159: 4.50e
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