MCQ
Lysine is least soluble in water in the $pH$ range
- A$3$ to $4$
- B$5$ to $6$
- ✓$6$ to $7$
- D$8$ to $9$
✓
Answer
Correct option: C.
$6$ to $7$
c
$\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,N{H_2}}\\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|}\\
{{H_2}NC{H_2}C{H_2}C{H_2}C{H_2}CHCOOH}
\end{array}$ , Lysine is least soluble in water in the $pH$ range $6-7$.
$\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,N{H_2}}\\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|}\\
{{H_2}NC{H_2}C{H_2}C{H_2}C{H_2}CHCOOH}
\end{array}$ , Lysine is least soluble in water in the $pH$ range $6-7$.
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