MCQ
Write the correct IUPAC name of the following.


- A1-chloro-2, 4-dinitrobenzene.
- B6-chloro-1, 3-dinitrobenzene.
- C1-chloro-4, 6-dinitrobenzene.
- D2-chloro-1, 5-dinitrobenzene.

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$\mathrm{X} \rightleftharpoons \mathrm{Y} ; \mathrm{K}_1=1.0$
$\mathrm{Y} \rightleftharpoons \mathrm{Z} ; \mathrm{K}_2=2.0$
$\mathrm{Z} \rightleftharpoons \mathrm{W} ; \mathrm{K}_3=4.0$
The equilibrium constant for the reaction $\mathrm{X} \rightleftharpoons \mathrm{W}$ is
Which conformer of above compound is most stable across $C_2 - C_3$ ?
