Electron geometry

Linear Geometry

Two electron groups with 180° bond angle.

Trigonal Planar Geometry

Three electron groups at 120° angles.

Tetrahedral Geometry

Four electron groups, bond angle 109.5°.

Trigonal Bipyramidal Geometry

Five electron groups; axial-equatorial bond angle is 90 degrees; eq-eq bond angle is 120 degrees

Octahedral Geometry

Six electron groups with 90° bond angles.

Pyramidal shape

four electron groups around the central atom, and one is a lone pair

effect of lone pairs - No lone pairs

109.5 degrees

effect of lone pairs - one lone pair

107 degrees

effect of lone pairs - two lone pairs

104.5 degrees

distorted tetrahedron

Five electron groups and one is a lone pairs

T-shaped geometry

Five electron groups and two are lone pairs

Linear Shape

Five electron group and three are lone pairs

Square pyramidal shape

Six electron groups and one is a lone pairs

Square planar shape

Six electron groups and two are lone pairs