In which case the bond length is minimum between carbon and nitrogen
$C{H_3}N{H_2}$
${C_6}{H_5}CH = NOH$
$C{H_3}CON{H_2}$
$C{H_3}CN$
The bond order of individual carbon-carbon bonds in benzene is
Bond length of ethane $(I),$ ethene $(II),$ acetylene $(III)$ and benzene $(IV)$ follows the order
Polarization of electrons in acrolein may be written as
The bond order in $CO_3^{2 - }$ ion between $C - O$ is
Resonance is due to