MCQ
$HCl$ is a gas, but $HF$ is a low boiling liquid. This is because
- A$H - F$ bond is strong
- B$H - F$ bond is weak
- ✓The molecules aggregate because of hydrogen bonding in $HF$
- D$HF$ is a weak acid
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$\frac{3}{2} \mathrm{O}_{2(\mathrm{~g})} \rightleftharpoons \mathrm{O}_{3(\mathrm{~g})} \cdot \mathrm{K}_{\mathrm{P}}=2.47 \times 10^{-29} \text {. }$
$\Delta_{\mathrm{r}} \mathrm{G}^{\ominus}$ for the reaction is_______ $kJ$. (Given R $\left.=8.314 \mathrm{JK}^{-1} \mathrm{~mol}^{-1}\right)$
