Hybridization and Molecule Geometry

sp (2 bonding pairs)

Linear (180)

ex. BeH2, CO2

sp2 (3 bonding pairs)

Trigonal Planar (120)

ex. SO3, BF3

sp2 (2 bonding pairs, 1 non bonding pair)

angular (<120)

ex. SO2, O3

sp3 (4 bonding pairs)

tetrahedral (109.5)

ex. CH4, CF4, SO4(2-)

sp3 (3 bonding pairs, 1 non bonding pair)

Trigonal pyramidal (<109.5)

ex. NH3, PF3, AsCl3

sp3 (2 bonding pairs, 2 non bonding pairs)

Angular (<109.5)

ex. H2O, H2S, SF2

sp3d (5 bonding pairs)

Trigonal bipyramidal (120, 90)

ex. PF5, PCl5, AsF5

sp3d (4 bonding pairs, 1 non bonding pair)

sawhorse/seesaw (<120,<90)

ex. SF4

sp3d (3 bonding pairs, 2 non bonding pairs)

Tshaped (<90)

ex. ClF3

sp3d (2 bonding pairs, 3 non bonding pairs)

Linear (180)

ex. XeF2, I3, IF2

sp3d2 (6 bonding pairs, 0 non bonding pairs)

octahedral (90)

ex. SF6, PF6, SiF6(2-)

sp3d2 (5 bonding pairs, 1 non bonding pair)

Square pyramidal (<90)

ex. IF5, BrF5

sp3d2 (4 bonding pairs, 2 non bonding pairs)

Square planar (90)

ex. XeF4, IF4(-)