Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 16 - Oxidation and Reduction - Exercises - Questions: 31

Answer

Corrosion is the oxidation of a metal to form a metal oxide.

Work Step by Step

Oxidation Half Reaction: 2Fe(s) $\rightarrow$ 2Fe$_2$+(aq) + 4e- Reduction Half Reaction: O$_2$(g) + 2H$_2$O(l) + 4e- $\rightarrow$ 4OH-(aq) Reaction: 2Fe(s) + O$_2$(g) + 2H$_2$O(l) $\rightarrow$ 2Fe(OH)$_2$(s)
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