Answer
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
Work Step by Step
Sr ion (2 excess positive charges) means that the ion only has 36 electrons. Start filling the orbitals based on the orbital filling chart to get the electron configuration.
Chemistry (12th Edition)
by Wilbraham
Published by
Prentice Hall
ISBN 10:
0132525763
ISBN 13:
978-0-13252-576-3
Chapter 11 - Chemical Reactions - 11 Assessment - Page 380: 71
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