VSEPR Derivative Shapes

Formula Bonded Atoms Lone Pairs Shape Ideal Bond Angle Example
AX2 2 0 linear 180° CO2
AX3 3 0 trigonal planar 120° BF3
AX2 2 1 bent 120° SO2
AX4 4 0 tetrahedral 109.5° CH4
AX3 3 1 trigonal pyramidal 109.5° NH3
AX2 2 2 bent 109.5° H2O
AX5 5 0 trigonal bipyramidal 90°, 120°, 180° PCl5
AX4 4 1 seesaw 90°, 120°, 180° SF4
AX3 3 2 T-shaped 90°, 180° ClF3
AX2 2 3 linear 180° XeF2
AX6 6 0 octahedral 90°, 180° SF6
AX5 5 1 square pyramidal 90°, 180° BrF5
AX4 4 2 square planar 90°, 180° XeF4
AX7 7 0 pentagonal bipyramidal 90°, 72°, 180° IF7
AX6 6 1 pentagonal pyramidal 90°, 72°, 180° XeOF5–
AX5 5 2 planar pentagonal 72°, 180° XeF5–
AX8 8 0 square antiprismatic XeF82-
AX9 9 0 tricapped trigonal prismatic ReH92-