In a benzene molecule,all $C-C$ bond lengths are equal because:

Explain the structure of $CO_{2}$ molecule.

$A$ molecule may be represented by three structures having energies $E_1$,$E_2$ and $E_3$,respectively. The energies of these structures follow the order $E_3 < E_2 < E_1$. If the experimental bond energy of the molecule is $E_0$,the resonance energy is

In benzene, the $C-C$ bond lengths are equal between all carbons because of...

The formal charge on the $O$ atom and the $P-O$ bond order in the $PO_4^{3-}$ ion are,respectively,.......

Which of the following is the most unstable resonating structure of phenol?