Multiple choice

Which of the following is the odd one?

Fatty acids are found in oils, natural fats and complex lipids in the form of esters. Fatty acids are hydrocarbons with long chain which have 4-36 C atoms in addition to one carboxylic acid.

  1. Oleic acid

  2. Linoleic acid

  3. Arachidonic acid

  4. Timnodonic acid

  5. Linolenic acid

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A Correct answer
Explanation

Oleic acid belongs to the class of monounsaturated fatty acids also known as monoenoic acids. Oleic acid consists of one double bond. Its systematic name is cis-9-Octadecenoic acid. Oleic acid is commonly found in natural fats.