Answer
The transition elements in the first transition series that have anomalous electron configurations are chromium and copper.
Work Step by Step
Copper is [Ar]4s$^1$3d$^{10}$
Chromium is [Ar]4s$^1$3d$^{5}$
Chemistry: A Molecular Approach (3rd Edition)
by Tro, Nivaldo J.
Published by
Prentice Hall
ISBN 10:
0321809246
ISBN 13:
978-0-32180-924-7
Chapter 8 - Sections 8.1-8.9 - Exercises - Review Questions - Page 375: 22
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