What is the common name of CH₃CH₂CH₂CH₂COOH?
The compound CH₃CH₂CH₂CH₂COOH (pentanoic acid in IUPAC) is historically known as valeric acid in common nomenclature.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Chemical Reactions - Reduction, Oxidation and Tests - Tollens, Fehling, Iodoform