Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 7 The Structure of Atoms and Periodic Trends - Study Questions - Page 281c: 56

Answer

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Work Step by Step

4 unpaired electrons in a d subshell means either 4 electrons total or 6 (a pair and 4 unpaired), adding back the the three electrons that were removed: First: 7 electrons, group 7: Tc, Technetium Second: 9 electrons, group 9: Rh, Rhodium
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