Number of Domains | Arrangement of Domains | General Molecular Formula | Molecular Shape | Examples |
3 | Equilateral triangular (three domains) | AX3 | Trigonal planar | BCl3, AlCl3 |
AX2E | Angular | SnCl2 | ||
4 | Tetrahedral (four domains) | AX4 | Tetrahedral | CH4, SiCl4 |
AX3E | Trigonal pyramidal | NH3, PCl3 | ||
AX2E2 | Angular | H2O, SCl2 | ||
5 | Trigonal bipyramidal (five domains) | AX5 | Trigonal bipyramidal | PCl5, AsF5 |
AX4E | Disphenoidal | SF4 | ||
AX3E2 | T-shaped | ClF3 | ||
AX2E3 | Linear | XeF2 | ||
6 | Octahedral (six domains) | AX6 | Octahedral | SF6 |
AX5E | Square pyramidal | BrF5 | ||
AX4E2 | Square planar | XeF4 |