Answer
Carbon, Silicon & Germanium
Work Step by Step
Carbon, Silicon & Germanium have 4 electrons in their outermost shell. Carbon is a non-metal and Silicon and Germanium are metalloids. Hence they can also have a negative charge.
Chemistry: The Central Science (13th Edition)
by Brown, Theodore E.; LeMay, H. Eugene; Bursten, Bruce E.; Murphy, Catherine; Woodward, Patrick; Stoltzfus, Matthew E.
Published by
Prentice Hall
ISBN 10:
0321910419
ISBN 13:
978-0-32191-041-7
Chapter 22 - Chemistry of the Nonmetals - Exercises - Page 994: 22.73b
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