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: 21.86


See explanation below.

Work Step by Step

When Gases like hydrogen and oxygen when generated at metallic electrodes, over voltage is observed which is in the range of 0.4 to 0.6V.Because of this one may expect that hydrogen and oxygen are the products. But the products might not be ones we expected.
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