SEARCH Articles Figures Tables Electron arrangement Electron arrangment Electron pair repulsion Electronic repulsion Electronics pair repulsion Electronics shells Electrons valence-shell electron-pair Electrons valence-shell electron-pair repulsion Paired valence Planar arrangement Shell, electron valence Trigonal planar Trigonal planar arrangement Valence Shell Electron Pair Valence Shell Electron Pair Repulsion Valence electron Valence electrons Valency Valence electrons repulsion Valence electrons trigonal planar