Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 5 - Electron Configurations and the Periodic Table - Questions for Review and Thought - Topical Questions - Page 240d: 100b

Answer

Ti, V, Cr

Work Step by Step

We know that only period-4 d block elements have less than 10 d electrons. We know that Scandium has one d-block electron, and that the number of d block electrons increases by 1 each time you move one element to the right. This allows us to find the answer.
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