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 8 - Basic Concepts of Chemical Bonding - Exercises - Page 334: 8.8b

Answer

The central atm can have variable valencies depending on the value of n. If n = -2, charge on central atom will be +6

Work Step by Step

4 O have -8 charge in total (-2 x 4 = -8). If n = -2, charge of central atom must be +6 (-8+6 = -2)

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