General Chemistry 10th Edition

Published by Cengage Learning
ISBN 10: 1-28505-137-8
ISBN 13: 978-1-28505-137-6

Chapter 15 - Acids and Bases - Questions and Problems - Page 658: 15.44


Please see the work below.

Work Step by Step

We know that the required equation is $CaO+SO_2\rightarrow CaSO_3$ $CaO_2$ is a Lewis base and $SO_2$ is Lewis acid. The oxide ion donates a pair of electrons to the sulfur of $SO_2$.
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