Resonance is due to
Delocalization of sigma electrons
Delocalization of pi electrons
Migration of $H$ atoms
Migration of protons
The correct order of $Cl - O$ bond order is
How many $\sigma $ and $\pi $ bonds are there in the molecule of tetracyanoethylene
$\begin{array}{*{20}{c}} {N \equiv C} \\ {N \equiv C}\end{array}\,\,\left. {} \right\rangle C = C\,\left\langle {} \right.\,\begin{array}{*{20}{c}} {C \equiv N} \\ {C \equiv N} \end{array}$
Which of the following is correct order of bond angle ?
Which one in the following is not the resonance structure of $C{O_2}$
The number of possible resonance structures for $CO_3^{2 - }$is