MCQ
The intermediate $X$, in the reaction
$[Image]$ is ..... .
- A

- B

- ✓

- D

$[Image]$ is ..... .





$[Image]$
Will be the intermediate formed.
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$2{N_2}{O_5}\, \to \,4N{O_2}\, + \,{O_2}$
the rate of reaction is
The mass (in $\mathrm{mg}$ ) of $\mathrm{S}$ obtained is. . . . . . . [Use molar mass (in g mol ${ }^{-1}$ ) : $\mathrm{H}=1, \mathrm{C}=12, \mathrm{~N}=14, \mathrm{Br}=80$ ]
if $T_1 < T_2$ then $X$ and $Y$ respectively are
Reason : Oxidation state of $Cl$ in $HClO_4$ is $+7$ and in $HClO_3$, it is $+ 5$.