Answer
a) Cobalt
b) Chromium
c) Zirconium
d) Neodinium
Work Step by Step
Go to the Nobel gas then count the following electrons
Chemistry (7th Edition)
by McMurry, John E.; Fay, Robert C.; Robinson, Jill Kirsten
Published by
Pearson
ISBN 10:
0321943171
ISBN 13:
978-0-32194-317-0
Chapter 20 - Transition Elements and Coordination Chemistry - Conceptual Problems - Page 884: 30
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