Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 2 - Chemical Compounds - Problem Solving Practice 2.7 - Page 60: a


One $Ca^{2+}$ ion and one $SO_{3}^{2-}$ ion.

Work Step by Step

Calcium is a group 2A element and therefore forms a 2+ ion. Sulfite is a polyatomic ion with 2- charge. One $Ca^{2+}$ ion balances the 2- charge of the Sulfite $(SO_{3}^{2-})$.
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