p-nitrophenol is having lower pK(a) valu...

p-nitrophenol is having lower `pK_(a)` value than phenol because

A

phenol is more acidic than p-nitro phenol

B

anion of p-nitrophenol is more stabilised by resonance than that of phenol

C

degree of ionisation of p-nitro phenol is less than that of phenol

D

anion of p-nitrophenol is less stable than that of phenol

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