Answer
Groups 1, 13, 14, and 17
Work Step by Step
Group 1 has 1 valence electron.
Group 13 has 3 valence electrons.
Group 15 has 7 valence electrons.
Group 17 has 7 valence electrons.
Chemistry: An Atoms-Focused Approach
by Gilbert, Thomas R.; Kirss, Rein V.; Foster, Natalie
Published by
W. W. Norton & Company
ISBN 10:
0393912345
ISBN 13:
978-0-39391-234-0
Chapter 4 - Chemical Bonding - Visual Problems - Page 178: 14
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