VSEPR Geometry

shapes of covalent molecules based on the VSEPR theory, which uses Coulombic repulsions to predict the arrangement of electron pairs around a central atom

2 bonding groups
0 lone pairs

linear (180°)

3 bonding groups
0 lone pairs

trigonal planar (180°)

4 bonding groups
0 lone pairs

tetrahedral (109.5°)

5 bonding groups

0 lone pairs

trigonal bipyramidal (120°, 90°)

6 bonding groups

0 lone pairs

octahedral (90°)

2 bonding groups

1 lone pair

bent (< 120°)

3 bonding groups

1 lone pair

trigonal pyramidal (120°)

4 bonding groups

1 lone pair

seesaw (< 120°, < 90°)

5 bonding groups

1 lone pair

square pyramidal (< 90°)

2 bonding groups

2 lone pairs

bent (104.5°)

3 bonding groups

2 lone pairs

T-shaped (< 90°)

4 bonding groups

2 lone pairs

square planar (90°)