MCQ
Among the following molecules which one have smallest bond angle
- A$N{H_3}$
- B$P{H_3}$
- C${H_2}O$
- ✓${H_2}Sc$
${H_2}Se = 91^o ,\;{H_2}S = 92.5^o $
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\begin{array}{*{20}{c}}
O \\
{||} \\
{C{H_3} - C - N{H_2}}
\end{array}$ $\xrightarrow{{KOBr}}$ $(A)$
$\begin{array}{*{20}{c}}
O \\
{||} \\
{C{H_3} - C - N{H_2}}
\end{array}$ $\xrightarrow{{LiAlH_4}}$ $(B)$
Statement $(I)$ : $A$ Buffer solution is the mixture of a salt and an acid or a base mixed in any particular quantities.
Statement $(II)$ : Blood is naturally occurring buffer solution whose $\mathrm{pH}$ is maintained by $\mathrm{H}_2 \mathrm{CO}_3 / \mathrm{HCO}_3$ concentrations.
In the light of the above statements, choose the correct answer from the options given below.
