| The Relationship Between the Number
of Regions of Valence Electrons and the Molecular Geometry Around an Atom.  Click for Print View. |
||||||||||||
| Total Electron Regions | Bonding Electron Regions | Lone Pair Regions | Distribution of Electrons | Molecular Geometry | Examples | |||||||
| 2 | 2 | 0 | linear | linear | BeF2, CO2 | ![]() |
||||||
| 1 | 1 | linear | CO, N2 | ![]() |
||||||||
| 3 | 3 | 0 | trigonal planar | trigonal planar |
BF3, CO32- | ![]() |
||||||
| 2 | 1 | bent | O3, SO2 | ![]() |
||||||||
| 1 | 2 | linear | O2 | ![]() |
||||||||
| 4 | 4 | 0 | tetrahedral | tetrahedral | CH4, SO42- | ![]() |
||||||
| 3 | 1 | trigonal pyramidal | NH3, H3O+ | ![]() |
||||||||
| 2 | 2 | bent | H2O, ICl2+ | ![]() |
||||||||
| 1 | 3 | linear | HF, OH- | ![]() |
||||||||
| 5 | 5 | 0 | trigonal bipyramidal | trigonal bipyramidal | PF5 | ![]() |
||||||
| 4 | 1 | seesaw | SF4, TeCl4, IF4+ | ![]() |
||||||||
| 3 | 2 | T-shaped | ClF3 | ![]() |
||||||||
| 2 | 3 | linear | I3-, XeF2 | ![]() |
||||||||
| 6 | 6 | 0 | octahedral | octahedral | SF6, PF6-, SiF62- | ![]() |
||||||
| 5 | 1 | square pyramidal | BrF5, SbCl52- | ![]() |
||||||||
| 4 | 2 | square planar |
XeF4, ICl4- | ![]() |
||||||||
| Valence
Electron Pairs | Electron Pair Geometry | Bond Pairs | Lone Pairs | Molecular Geometry | Hybridization | Example Click and drag to rotate molecule. |
|---|---|---|---|---|---|---|
Electron Pairs: 2 | Geometry: ![]() | 2 | 0 | Molecular Geometry![]() |
sp | Click and drag to rotate molecule.
|
Electron Pairs: 3 | Geometry: ![]() | 3 | 0 | Molecular Geometry![]() | sp2 | Click and drag to rotate molecule. ![]() |
2 | 1 | Molecular Geometry![]() |
Click and drag to rotate molecule. ![]() |
|||
Electron Pairs: 4 | Geometry: ![]() | 4 | 0 | Molecular Geometry![]() |
sp3 | Click and drag to rotate molecule.
|
3 | 1 | Molecular Geometry![]() |
Click and drag to rotate molecule. ![]() |
|||
2 | 2 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||
Electron Pairs: 5 | Electron Pair Geometry: ![]() | 5 | 0 | Molecular Geometry![]() |
sp3d | Click and drag to rotate molecule.
|
4 | 1 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||
3 | 2 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||
2 | 3 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||
Electron Pairs: 6 | Electron Pair Geometry:
| 6 | 0 | Molecular Geometry![]() |
sp3d2 |
Click and drag to rotate molecule. |
5 | 1 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||
4 | 2 | Molecular Geometry![]() |
Click and drag to rotate molecule. |
|||