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All results from a given calculation for OPCl (Phosphorus oxychloride)

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-875.574678
Energy at 298.15K-875.575604
HF Energy-875.116725
Nuclear repulsion energy130.533822
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 QCISD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1211 1162 74.03      
2 A' 495 475 169.14      
3 A' 304 291 5.60      

Unscaled Zero Point Vibrational Energy (zpe) 1004.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 963.8 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 QCISD/cc-pVDZ
ABC
1.03758 0.14495 0.12718

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.848 0.000
O2 1.499 0.840 0.000
Cl3 -0.705 -1.143 0.000

Atom - Atom Distances (Å)
  P1 O2 Cl3
P11.49862.1122
O21.49862.9646
Cl32.11222.9646

picture of Phosphorus oxychloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 Cl3 109.195
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability