Chemistry 12th Edition

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

Chapter 4 - Reactions in Aqueous Solutions - Questions & Problems - Page 165: 4.124


Please see the work below.

Work Step by Step

We know that Iron(II) compounds can be oxidized to Iron(III) compounds. The sample can be tested with a small amount of oxidizing agent like a $KMnO_4$ solution, which is a deep purple color. We also know that a loss of color will show the pressure of an oxidizable substance like Iron(II) salt.
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.