Organic Chemistry (8th Edition)

Published by Pearson
ISBN 10: 0321768418
ISBN 13: 978-0-32176-841-4

Chapter 6 - Alkyl Halides: Nucleophilic Substitution and Elimination - Problems - Page 224: Problem 6-5 a

Answer

Ethyl chloride has the higher molecular dipole moment.

Work Step by Step

The electronegativity of $Cl$ is much higher than that of $I$. So, $Cl$ makes a larger contribution to the dipole moment of the molecule. Hence, ethyl chloride has the higher molecular dipole moment.
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