
- AElectrophilic substitution
- BElectrophilic addition
- ✓Nucleophilic addition
- DNucleophilic substitution


Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $pH$ at Isoelectric point | |
| $(Amino acid)_I$ | $6$ |
| $(Amino acid)_{II}$ | $9.8$ |
| $(Amino acid)_{III}$ | $3.9$ |
$(Amino acid)_{II}$ is ____ ?
$\left[\right.$ Given : $K _{ sp }( AgBr )=4.9 \times 10^{-13}$ at $298 K$
$\lambda_{ Ag ^{+}}^0=6 \times 10^{-3} Sm ^2\,mol ^{-1}$
$\lambda_{ Br ^{-}}^0=8 \times 10^{-3} Sm ^2\,mol ^{-1}$
$\left.\lambda_{ NO _3^{-}}^0=7 \times 10^{-3} Sm ^2\,mol ^{-1}\right]$
$\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,\,{R_1}} \\
|
\end{array}} \\
{R - C - X} \\
| \\
{\,\,{R_2}}
\end{array}\xrightarrow{{HOH}}\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,\,{R_1}} \\
|
\end{array}\,\,\,\,\,} \\
{R - C - OH} \\
{|\,\,\,} \\
{{R_2}}
\end{array}$
Which substrate will give maximum racemisation?