CONTENT Structure Physical Properties Aromaticity reactivity Hiickel rule Preparation of Ar compounds Electrophilic substitutions Effects of substituents on E.S. -Synthesis of mono-,di-and tri-substituted benzenes Other reactions -Oxidation and reduction -Nucleophilic Substitution CONTENT ❖Structure & Physical Properties ❖Aromaticity & reactivity ◼Hückel rule ❖Preparation of Ar compounds ❖Electrophilic substitutions ❖Effects of substituents on E.S. ◼Synthesis of mono-, di- and tri-substituted benzenes ❖Other reactions ◼Oxidation and reduction ◼Nucleophilic Substitution