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 - Applying Concepts - Page 240f: 128a


increase, decrease

Work Step by Step

As you move right, elements become more electronegative, making it harder to remove electrons. Since the distance from the nucleus increases as you go down the periodic table, Coulomb's law tells us that this will correspond to a decrease in ionization energy.
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