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 - Problem Solving Practice 5.13 - Page 233: a

Answer

La 3+

Work Step by Step

We know that as the nuclear charge increases, the inner pull on the electrons increases as well. Thus, a greater nuclear charge will lead to a smaller ion, given that the electron configurations are the same. This gives: La 3+
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