MCQ
The one which is unimolecular reaction is
- A$2HI \to {H_2} + {I_2}$
- ✓${N_2}{O_5} \to {N_2}{O_4} + \frac{1}{2}{O_2}$
- C${H_2} + C{l_2} \to 2HCl$
- D$PC{l_3} + C{l_2} \to PC{l_5}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(i)$ A $0.5\,m$ $NaBr$ solution has a higher vapour pressure than a $0.5\,m\,BaCl_2$ solution at the same temperature
$(ii)$ Pure water freezes at the higher temperature than pure methanol
$(iii)$ a $0.1\,m\,NaOH$ solution freezes at a lower temperature than pure water
Choose the correct answer from the codes given below
$\begin{array}{*{20}{c}}
{C{H_3} - CH - C{H_2} - COOH} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}\xrightarrow[{ + CaO}]{{NaOH}}$