Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 4 - Reactions in Aqueous Solution - Exercises - Page 158: 4.24c


The precipitate is CdS. Na$_{2}$S (qa) + CdSO$_{4}$(aq) -> CdS(s) + Na$_{2}$SO$_{4}$ (aq)

Work Step by Step

Ionic compounds containing sulfide ions are insoluble unless they contain an alkali metal, or a barium, strontium, or calcium ion. Because sulfide reacts with cadmium here, it will form a solid precipitate.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.