MCQ
Which of the following compounds has coordinate (dative) bond
- ✓$C{H_3}NC$
- B$C{H_3}OH$
- C$C{H_3}Cl$
- D$N{H_3}$
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$\begin{array}{*{20}{c}}
{C{H_3} - C - CH - C - OC{H_3}} \\
{||\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,} \\
{\,O\,\,\,\,\,\,C = O\,O\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,}
\end{array}$
Consider the above reaction. The percentage yield of amide product is ...... . (Round off to the Nearest Integer). (Given : Atomic mass : $C : 12.0\, u , H : 1.0 \,u,N : 14.0\, u , O : 16.0\, u , Cl : 35.5\, u )$

$A$ in the above reaction is: