General Chemistry 10th Edition

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

Chapter 21 - Chemistry of the Main-Group Elements - Questions and Problems - Page 930: 21.97

Answer

Please see the work below.

Work Step by Step

We know that $Ca(OH)_2$ can be identified by adding an anion that will precipitate $Ca^{+2}$ . For instance, adding $CO_3^{-2}$ precipitates $CaCO_3$ and will not precipitate $Na^+$ion.
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