Explain the acidic character of phenol.

Explain the acidic character of benzoic acid.

(i) Explain with reason: (a) Presence of electron withdrawing group increases the acidic character of phenol. (b) Solubility of alcohols in water decreases with increase in molecular mass. (c) Phenol is more acidic than ethanol. (ii) How would you obtain (a) picric acid from phenol? (b) 2-methyl propanol from 2-methyl propene?

State a reaction with equation to establish the acidic character of ethyne molecule .

Explain the acidic nature of aliphatic monocarboxylic acid and compare it with that of benzoic acid phenol and alcohols.

Compare the acid characters of formic acid and acetic acid.

Compare the acidic strength of phenol, p- nitrophenol, p-cresol with reason.