Chemistry 12th Edition

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

Chapter 2 - Atoms, Molecules, and Ions - Questions & Problems - Page 69: 2.42

Answer

Please see the work below.

Work Step by Step

We know that the formulas of ionic substances are determined by the charge on the ion and as the ions are packed into a crystal hence there are no multiple groups and thus the ionic compounds have same chemical and empirical formula.
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