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 9 - Molecular Geometry and Bonding Theories - Exercises - Page 391: 9.42b

Answer

This will be a polar molecule.

Work Step by Step

The central Nitrogen atom will single bond will all of the Hydrogen atoms. However, this will leave a lone pair on Nitrogen, the central atom. Consequently, the charges from the polar N-H bonds will not cancel each other out, meaning the molecule as a whole is polar.

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