Question

Which of the following does not form phenol or peroxide?

Options

• C₆H₅Cl

• C₆H₅COOH

• C₆H₅N₂Cl

• C₂H₅SO₃N_a

Answer 1

C₆H₅COOH

Explanation:

Because the benzoate ion is stabilised by two equilvalent resonance structures in which the negative charge is present at the more electronegative oxygen atom, benzoic acid is a stronger acid than phenol.