Which of the following substituents derived from aromatic compounds are correctly matched with their — IUPAC and Nomenclature Chemistry Question

💡 Solution & Explanation

A phenyl group is a benzene ring missing one hydrogen ($-C_6H_5$). A benzyl group has one $CH_2$ side chain ($-CH_2Ph$). Benzal has two free valencies on the side-chain carbon ($>CHPh$). Benzo has three free valencies ($\equiv CPh$).