Chemistry: The Central Science (13th Edition)

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

Chapter 18 - Chemistry of the Environment - Additional Exercises - Page 808: 18.68b


Halons such as $CFCl_{3}$ are photodissociated in stratosphere as follows: $CFCl_{3} + hv → Cl + CFCl_{2}$ $O_{3} + Cl → ClO + O_{2}$ $ClO + O_{3} → Cl + 2O_{2}$ Hence Cl ion is available after every cycle and this reaction can continue for thousands of times.

Work Step by Step

Given above.
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