Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 8 - Exercises - Page 377: 65

Answer

a. $O^{2-} = 1s^{2} 2s^{2} 2p^{6}$ b. $Br^{-} = [Ar] 4s^{2} 3d^{10} 4p^{6}$ c. $Sr^{2+} = [Ar] 4s^{2} 3d^{10} 4p^{6}$ d. $Co^{3+} = [Ar] 3d^{6} $ e. $Cu^{2+} = [Ar] 3d^{9} $ Note: b and c are just the configuration of [Kr].

Work Step by Step

Write the electronic configuration of each of the atoms according to electronic structure.
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