Chemistry (7th Edition)

Published by Pearson
ISBN 10: 0321943171
ISBN 13: 978-0-32194-317-0

Chapter 6 - Ionic Compounds: Periodic Trends and Bonding Theory - Conceptual Problems - Page 218: 24


It is likely an alkali earth metal

Work Step by Step

The third ionization energy has a much larger energy jump. This can be assumed to be the next period thus the element has two valence electrons so it is an alkali earth metal
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