The group which is responsible for acidic behavior in acetic acid is:
-OH
-CHO
-O-
-COOH
The formula of acetic acid is CH3COOH and the functional group is active site of compound so -COOH group is the correct option.
(a) Match the formulae in group A with appropriate names from group B: Group A: CH3COOH, CH3CHO, CH3OH Group B: Ethanol, Methanol, Ethanal, Ethanoic acid (b) Draw the structure of butanoic acid. (c) What is the IUPAC name of acetic acid?