Question

The acid showing salt-like character in aqueous solution is:

• A. acetic acid
• B. benzoic acid
• C. formic acid
• D. $\alpha$-amino acetic acid

Answer 1

The correct option is D $\alpha$-amino acetic acid

The acid showing salt-like character in aqueous solution is $\alpha$-amino acetic acid.

It exists as zwitter ion in aqueous solution, with the hydrogen atom ionized from carboxylic acid group and a hydrogen atom attached to the amine group.

Option D is correct.