Molecular Geometry

Linear (2 regions)

Two regions of electron density, two bonding pairs.

Trigonal planar

Three regions of electron density, three bonding pairs.

Bent (3 regions)

Three regions of electron density, two bonding pairs and one lone pair.

Tetrahedral

Four regions of electron density, four bonding pairs.

Trigonal pyramidal

Four regions of electron density, three bonding pairs and one lone pair.

Bent (4 regions)

Four regions of electron density, two bonding pairs and two lone pairs.

Trigonal bipyramidal

Five regions of electron density, five bonding pairs.

See-saw

Five regions of electron density, four bonding pairs and one lone pair (in equatorial position).

T-shaped (5 regions)

Five regions of electron density, three bonding pairs and two lone pairs (in equatorial positions).

Linear (5 regions)

Five regions of electron density, two bonding pairs and three lone pairs.

Octahedral

Six regions of electron density, six bonding pairs.

Square pyramidal

Six regions of electron density, five bonding pairs and one lone pair. (in axial position).

Square planar

Six regions of electron density, four bonding pairs and two lone pairs (both in axial position).