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

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-870.974669
Energy at 298.15K-870.975414
HF Energy-870.715890
Nuclear repulsion energy121.104545
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 CCD/3-21G
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' 1142 1110 59.09      
2 A' 388 377 91.20      
3 A' 244 237 6.26      

Unscaled Zero Point Vibrational Energy (zpe) 886.8 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 862.2 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 CCD/3-21G
ABC
0.92002 0.12215 0.10783

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.946 0.000
O2 1.553 0.942 0.000
Cl3 -0.731 -1.278 0.000

Atom - Atom Distances (Å)
  P1 O2 Cl3
P11.55312.3416
O21.55313.1854
Cl32.34163.1854

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 108.030
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability