Phenol when it first reacts with concentrated sulphuric acid and then with concentrated nitric acid gives

Phenol when it first reacts with concentrated sulphuric acid and then

1.	Phenol when it first reacts with concentrated sulphuric acid and then with concentrated nitric acid gives
Answer» nitrobenzene 2,4,6-trinitrobenzene o-nitrophenol p-nitrophenol Solution : `-SO_(3)H` GROUP are KNOCKED out on boiling with water.