Symmetry Lab › C3v › Phosphorus trichloride
PCl₃ Phosphorus trichloride
Trigonal pyramidal · point group C3v · order 6
- Point group
- C3v — A C3 rotation axis and 3 vertical mirror planes that contain it.
- Order
- 6
- Operations
- E, 2C₃, 3σᵥ
- Shape
- Trigonal pyramidal
- Atoms
- 4 (P, Cl × 3)
Symmetry elements of PCl₃
- C₃ — through P, perpendicular to the Cl₃ plane
- σᵥ (1) — contains the C₃ axis and one P–Cl bond
- σᵥ (2) — contains the C₃ axis and one P–Cl bond
- σᵥ (3) — contains the C₃ axis and one P–Cl bond
Structure
- P–Cl 2.043 Å
- Cl–P–Cl 100.3°
- One lone pair on P
