MCQ
Which of the following contains $(2C -1e^-)$ bond
- ✓$\sigma 1s$
- B$\sigma 2{P_x}$
- C$\pi 2{P_x}$
- D${\pi ^*}2{P_y}$
Which of the following contains $(2C -1e^-)$ bond
$\sigma 1 s \rightarrow 1$.
$\sigma 2 p _{x } \rightarrow 1$
$\pi 2 p _{ x } \rightarrow 1$
$\pi^* 2 p _{ y } \rightarrow 2$
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$(i)$ $\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\
{C{H_3} - {C^ \mathbf{-} }} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}}
\end{array}$
$(ii)$ $H _{2} C = CH - CH _{2}$
$(iii)$ $HC \equiv \stackrel{\ominus}{ C }$
$(iv)$ $\stackrel{\ominus}{ CH _{3}}$
$(v)$ $\stackrel{\ominus}{{ }_{ CN }}$