Chemistry: The Central Science (13th Edition)

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

Chapter 8 - Basic Concepts of Chemical Bonding - Additional Exercises - Page 338: 8.85a


The bond between Boron and Oxygen will be the most polar.

Work Step by Step

The polarity of a bond is determined by the electronegativity of the two atoms, and the two bonded atoms with the largest difference in electronegativity will be the most polar. Furthermore, Boron and Oxygen have the largest difference in electronegativity, so the Boron Oxygen bond is the most polar.
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