return to home page

II.A.3. (XII.A.1.)

Listing of experimental geometry data for PCl3 (Phosphorus trichloride)

Rotational Constants (cm-1)
See section I.F.4 to change rotational constant units
Rotational Constants from 1950Kis/Tow:1109
Calculated rotational constants for PCl3 (Phosphorus trichloride).

Point Group C3v

Internal coordinates (distances (r) in Å) (angles (a) in degrees) (dihedrals (d) in degrees)
Description Value Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rPCl 2.043 1 2 1976Hellwege(II/7)
aClPCl 100.1 2 1 3 1976Hellwege(II/7)
aXPCl 117.7 255 1 2 1976Hellwege(II/7) from symmetry
picture of Phosphorus trichloride

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
P-Cl 3

Atom x (Å) y (Å) z (Å)
P1 0.0000 0.0000 0.7343
Cl2 0.0000 1.8085 -0.2160
Cl3 1.5662 -0.9043 -0.2160
Cl4 -1.5662 -0.9043 -0.2160

Atom - Atom Distances (Å)
  P1 Cl2 Cl3 Cl4

Calculated geometries for PCl3 (Phosphorus trichloride).

By selecting the following links, you may be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to
squib reference DOI
1976Hellwege(II/7) Hellwege, KH and AM Hellwege (ed.). Landolt-Bornstein: Group II: Atomic and Molecular Physics Volume 7: Structure Data of Free Polyatomic Molecules. Springer-Verlag. Berlin. 1976.  

Got a better number? Please email us at