return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for Cl3PO (Phosphoryl chloride)

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-1794.959249
Energy at 298.15K-1794.961172
HF Energy-1794.215582
Nuclear repulsion energy460.174648
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1310 1241 153.44      
2 A1 480 455 23.15      
3 A1 270 256 3.21      
4 E 590 559 260.45      
4 E 590 559 260.45      
5 E 326 309 12.49      
5 E 326 309 12.49      
6 E 191 181 0.04      
6 E 191 181 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 2136.8 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 2025.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/TZVP
ABC
0.06502 0.06502 0.04771

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.427
O2 0.000 0.000 1.905
Cl3 0.000 1.835 -0.425
Cl4 1.589 -0.918 -0.425
Cl5 -1.589 -0.918 -0.425

Atom - Atom Distances (Å)
  P1 O2 Cl3 Cl4 Cl5
P11.47822.02322.02322.0232
O21.47822.96592.96592.9659
Cl32.02322.96593.17873.1787
Cl42.02322.96593.17873.1787
Cl52.02322.96593.17873.1787

picture of Phosphoryl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 Cl3 114.893 O2 P1 Cl4 114.893
O2 P1 Cl5 114.893 Cl3 P1 Cl4 103.546
Cl3 P1 Cl5 103.546 Cl4 P1 Cl5 103.546
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability