Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 4 - Section 4.7 - Trends in Periodic Properties - Questions and Problems - Page 125: 4.58c

Answer

As < P < N

Work Step by Step

Ionization energy increases from left to right in the periodic table. The is because as you move right, the atom would rather gain than lose an electron. It decreases as you move downwards as atomic size increases, making it easier to remove an electron.
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