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

using model chemistry: CCD/6-31G

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/6-31G
 hartrees
Energy at 0K-756.358806
Energy at 298.15K 
HF Energy-756.072325
Nuclear repulsion energy116.269670
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/6-31G
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 1070 1026 90.83      
2 Σ 574 551 10.35      
3 Π 37i 36i 2.97      
3 Π 37i 36i 2.97      

Unscaled Zero Point Vibrational Energy (zpe) 784.8 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 753.0 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/6-31G
B
0.11277

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 1.557
P2 0.000 0.000 -0.458
O3 0.000 0.000 -2.060

Atom - Atom Distances (Å)
  P1 P2 O3
P12.01563.6174
P22.01561.6018
O33.61741.6018

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