Some higher members of aliphatic carboxylic acids (C12–C18), known as fatty acids, occur in natural fats. In which form are they present in natural fats?
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → As esters of glycerol
Fatty acids are the long-chain aliphatic acids with 12 to 18 carbon atoms. In natural fats they are joined to glycerol as esters.
NCERT (2026-27 edition):
Carboxylic Acids – “…Large number of carboxylic acids are found in nature. Some higher members of aliphatic carboxylic acids (C12 – C18) known as fatty acids, occur in natural fats as esters of glycerol.”