The reaction of ozone with oxygen atoms in the presence of chlorine atoms can occur by a two step process shown below :

Question

The closest rate constant for the overall reaction

$\begin{array}{1 1}(1)5.2 \times 10^9 \;L\;mol^{-1} s^{-1} \\ (2) 2.6 \times 10^{10} \;L\;mol^{-1} s^{-1} \\ (3) 3.1 \times 10^{10} \;L\;mol^{-1} s^{-1} \\ (4) 1.4 \times 10^{20} \;L\;mol^{-1} s^{-1} \end{array}$