Although there is also charge delocalisation in phenol, its
resonance structures have charge separation due to which the
phenol molecule is less stable than phenoxide ion o-Nitrophenol
o–O2N–C6H4–OH
7 2
m-Nitrophenol
m–O2N–C6H4–OH
8 3
p-Nitrophenol
p-O2N–C6H4–OH
7