General Chemistry 10th Edition

Published by Cengage Learning
ISBN 10: 1-28505-137-8
ISBN 13: 978-1-28505-137-6

Chapter 9 - Ionic and Covalent Bonding - Exercises - Page 352: 9.8


Please see the work below.

Work Step by Step

We know that the absolute values of the electronegativity difference are $C--O\rightarrow 1.0, C--S\rightarrow 0.0, H--Br \rightarrow 0.7$ .Thus $C--O$ is the compound having a more polar bond.
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