Electron Pair Geometry

linear geometry

linear geometry

180°

trigonal planar geometry

120°

Tetrahedral geometry

109.5°

Trigonal bipyramidal geometry

120 and 90

Octohedral geometry

90

Linear

two domains, no lone pairs

1. trigonal planar

three domains, no lone pairs

1. Bent

three domains, one lone pair

tetrahedral

four domains, no lone pairs

1. Trigonal Pryamidal

four domains, one lone pair

2. Bent

four domains, two lone pairs

trigonal bipyramidal

five domains, no lone pair

seesaw

five domains, one lone pair

T-shaped

five domains, two lone pairs

2. Linear

five domains, three lone pairs

Octahedral

six domains, no lone pair

square pyramidal

six domains, one lone pair

square planar

six domains, two lone pairs

2. T-shaped

six domains, three lone pairs

3. Linear

six domains, four lone pairs