9.2 VSEPR theory of atoms of lone bonded to pairs on Arrangement of Molecular Class central atom central atom electron pairs Geometry AB2 2 0 linear linear 180° 180° :A Beryllium Chloride BeCl 180°AB2 2 0 Class # of atoms bonded to central atom # of lone pairs on central atom Arrangement of electron pairs Molecular Geometry linear linear B B 9.2 VSEPR theory B B Beryllium Chloride BeCl2