Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 9 - Molecular Geometry and Bonding Theories - Exercises - Page 390: 9.20c

Answer

CH$_3$I would have some bond angle uncertainty.

Work Step by Step

CH$_3$I does not have symmetry around the central atom; Carbon is smaller in size than iodine, which also has lone pairs. Therefore their bond angles will be reduced slightly, as iodine occupies more space.
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