MCQ
Which of the following is most basic
- A${C_6}{H_5}N{H_2}$
- ✓${(C{H_3})_2}NH$
- C${(C{H_3})_3}N$
- D$N{H_3}$
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$\begin{align}
\begin{matrix}
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,O \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,|| \\
H-O-C-C- \\
\end{matrix}\begin{matrix}
O\,\, \\
||\,\,\, \\
C{{H}_{2}}-C-O-H \\
\end{matrix} \\
p{{K}_{a}}=2.2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,p{{K}_{a}}=3.98 \\
\end{align}$