AP Chemistry
Electron and Molecular Geometry with Bond Angles Chart
Electron
Groups
(Bonds)
Lone Pairs
(On the
central
atom)
Electron Geometry
Molecular
Geometry
Bond
Angle
Example
2
0
Linear
Linear
180°
CS2
2
1
Trigonal Planar
Bent
120°
SO2
3
0
Trigonal Planar
120°
CH2O
2
2
Tetrahedral
Trigonal
Planar
Bent
109.5°
SH2
3
1
Tetrahedral
109.5°
PH3
4
0
Tetrahedral
Trigonal
Pyramidal
Tetrahedral
109.5°
CH4
2
3
Trigonal bipyramidal
linear
180°
XeF2
3
2
Trigonal bipyramidal
T-shaped
90°
ClF3
4
1
Trigonal bipyramidal
Seesaw
120°
90°
SF4
5
0
Trigonal bipyramidal
Trigonal
Bipyramidal
120°
90°
PCl5
4
2
Octahedral
Square Planar
90°
XeF4
5
1
Octahedral
Square
Pyramidal
90°
BrF5
6
0
Octahedral
Octahedral
90°
SF6