MCQ
Which one of the following species has plane triangular shape?
- A$\text{N}_3$
- ✓$\text{NO}^-_3$
- C$\text{NO}^-_2$
- D$\text{CO}_2$
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$\begin{array}{*{20}{c}}
{C{H_3}C{H_2} - N - C{H_2}C{H_3}} \\
{|\,} \\
{C{H_3}}
\end{array}$
is :