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All results from a given calculation for PPO (Phosphorus oxide phosphide)

using model chemistry: CCD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-756.884336
Energy at 298.15K-756.885465
HF Energy-756.348921
Nuclear repulsion energy125.012539
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/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1343 1286 172.89      
2 Σ 685 655 2.93      
3 Π 213 204 2.16      
3 Π 213 204 2.16      

Unscaled Zero Point Vibrational Energy (zpe) 1227.2 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 1174.5 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 CCD/aug-cc-pVTZ
B
0.13002

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 1.455
P2 0.000 0.000 -0.437
O3 0.000 0.000 -1.907

Atom - Atom Distances (Å)
  P1 P2 O3
P11.89203.3621
P21.89201.4701
O33.36211.4701

picture of Phosphorus oxide phosphide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 P2 O3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability