MCQ
Which is not true for arginine?
- AIt is a crystalline solid.
- BIt is associated with more than one $pK _{ a }$ values.
- CIt has a fairly high melting point.
- ✓It has high solubility in benzene.

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Reason : $NF_3$ ionizes to give $F^-$ ions in aqueous solution.
$(I)$ $\begin{array}{*{20}{c}}
{C{H_3} - C - {O^ - }} \\
{\,\,\,\,\,\,||\,\,} \\
{\,\,\,\,\,\,O\,\,}
\end{array}$
$(II)$ $CH_3O^-$
$(III)$ ${C_6}{H_5}{O^\Theta }$
$(IV)$ (image)

select the correct statement