Molecular Shape (Geometry)

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Presentation transcript:

Molecular Shape (Geometry) Valence Shell Electron Pair Repulsion Theory (VSEPR)

Electron Geometry vs Molecular Geometry 4 pairs of electrons require 4 electron orbitals shape of molecule depends on nuclei only shape for molecule is TRIGONAL PYRAMIDAL tetrahedral arrangement of electrons

Electron Geometry vs Molecular Geometry 4 pairs of electrons require 4 electron orbitals shape of molecule depends on nuclei only tetrahedral arrangement of electrons shape for molecule is BENT

Electron Geometry vs Molecular Geometry 3 pairs of electrons require 3 electron orbitals shape of molecule depends on nuclei only shape for molecule is BENT trigonal planar arrangement of electrons

4 electron pairs, 1 lone pair

4 electron pairs, 2 lone pairs