Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 21 - Problems - Page 971: 21.85


See explanation below.

Work Step by Step

In nitrate ion, NO3-, the oxidation number of nitrogen is +5 and cannot be oxidized than +5 because nitrogen has only five electrons in its outer level. In the nitrite ion, NO2-, the oxidation number of nitrogen is +3, hence it can be further oxidized to +5 state.
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.