The Mechanism for the Decomposition of Ozone in the Presence $\rarr$

question 28

Multiple Choice

The mechanism for the decomposition of ozone in the presence of a reactive chlorine atom is shown below.Which species functions as a catalyst?
O₃ + (UV light) $\rarr$ O + $\rarr$ ₂
Cl + O₃ $\rarr$ ClO + O₂
ClO + O $\rarr$ Cl + O₂

• A)O
• B)Cl
• C)ClO
• D)CFCl₃
• E)O₂

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