MCQ
Which one of the halogen acids is a liquid
- ✓$HF$
- B$HCl$
- C$HBr$
- D$HI$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\begin{array}{*{20}{c}}
O \\
{||} \\
{{C_6}{H_5} - C - C{H_3}}
\end{array}\mathop {\xrightarrow{{(i)\,B{r_2}/KOH}}}\limits_{(ii)\,{H^ \oplus }} CHB{r_3} + [X]$
$[X]$ will be :
$(A)$ $\mathrm{N}_2 \mathrm{O}$ $(B)$ $\mathrm{N}_2 \mathrm{O}_3$ $(C)$ $\mathrm{N}_2 \mathrm{O}_4$ $(D)$ $\mathrm{N}_2 \mathrm{O}_5$
|
List $-I$ (Ion involved) |
List $-II$ (agent) |
| $(i)\, Ni^{2+}$ | $(A)$ Sodium thiosulphate |
| $(ii)\, Ag^+$ | $(B)$ Sodium nitroprusside |
| $(iii)\, Cu^{2+}$ | $(C)$ Ammonia |
| $(iv)\,S^{2-}$ | $(D)$ Dimethylglyoxime |
$(i)\,\,\,-\,\,\,(ii)\,\,\,-\,\,\,(iii)\,\,\,-\,\,\,(iv)$