Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 11 - Intermolecular Forces and Liquids and Solids - Questions & Problems - Page 514: 11.120

Answer

As the size of the ion decreases, the heat of hydration decreases. Heat of hydration is largely due to ion-dipole interaction. The ion-dipole interaction increases as the size of the ion decreases because of the smaller ions' higher charge density and stronger ion-dipole interaction.

Work Step by Step

As the size of the ion decreases, the heat of hydration decreases. Heat of hydration is largely due to ion-dipole interaction. The ion-dipole interaction increases as the size of the ion decreases because of the smaller ions' higher charge density and stronger ion-dipole interaction.
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