The functional group -COOH is characteristic of ________ acids.
- Amino
- Carboxylic
- Fatty
- Mineral
Answer: Carboxylic
Carboxylic acids contain the carboxyl group (-COOH), which imparts acidic properties. Examples include acetic acid (vinegar) and citric acid. This group is central to organic chemistry reactions and biochemistry. [[NCERT Chemistry Class 12]]