Which of the following will not be soluble in sodium hydrogen carbonate?
2,4,6 - trinitrophenol
Benzoic acid
o - Nitrophenol
Benzenesulphonic acid
As we learnt in
Effects of substituents on acidity of phenols -
1. Electron withdrawing group like
2. Electron donating group like
- wherein
1. Increase the acidic strength of phenol.
2. Decrease the acidic strength of phenol.
Option 1)
2,4,6 - trinitrophenol
Incorrect
Option 2)
Benzoic acid
Incorrect
Option 3)
o - Nitrophenol
Correct
Option 4)
Benzenesulphonic acid
Incorrect