MCQ
Nitro group in nitrobenzene is a
- AOrtho director
- ✓Meta director
- CPara director
- DOrtho and para director

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Statement $(I)$ : A $\pi$ bonding $MO$has lower electron density above and below the inter-nuclear asix.
Statement $(II)$ : The $\pi^*$ antibonding $MO$ has a node between the nucles.In the light of the above statements, choose the most appropriate answer from the options given below:

$\frac{3}{2} \mathrm{O}_{2(\mathrm{~g})} \rightleftharpoons \mathrm{O}_{3(\mathrm{~g})} \cdot \mathrm{K}_{\mathrm{P}}=2.47 \times 10^{-29} \text {. }$
$\Delta_{\mathrm{r}} \mathrm{G}^{\ominus}$ for the reaction is_______ $kJ$. (Given R $\left.=8.314 \mathrm{JK}^{-1} \mathrm{~mol}^{-1}\right)$