- A${C_2}{H_2}$
- ✓$C{H_4}$
- C${H_2}S$
- D$CO$
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${H_{2(g)}} + {I_{2(g)}}$ $\rightleftharpoons$ $2H{I_{(g)}}$
(Nearest integer)
$\left(\mathrm{h}=6.63 \times 10^{-34}\, \mathrm{Js}, \mathrm{c}=3.00 \times 10^{8} \,\mathrm{~ms}^{-1}\right)$

$S{O_2}C{l_2}(g)\, \rightleftharpoons S{O_2}(g)\, + \,C{l_2}(g)$
is attained at $25\,^oC$ in a closed container and inert gas helium is introduced at constant volume. Which of the following statements are not correct
$(a)$ Concentrations of $SO_2, Cl_2$ and $SO_2Cl_2$ change
$(b)$ More chlorine is formed
$(c)$ Concentration of $SO_2$ is reduced
$(d)$ More $SO_2Cl_2$ is formed
$CH_3 - CH_3, CH_3 - CH_2 $$- CH_3, (CH_3)_2CH - CH_3,$
$ CH_3 - CH_2 - CH(CH_3)_2.$
Increasing order of stability of the radicals is