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

using model chemistry: B3PW91/6-31G*

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 B3PW91/6-31G*
 hartrees
Energy at 0K-757.745796
Energy at 298.15K-757.746804
HF Energy-757.745796
Nuclear repulsion energy124.305898
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 B3PW91/6-31G*
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 1295 1239 125.02      
2 Σ 674 645 0.84      
3 Π 180 172 3.35      
3 Π 180 172 3.35      

Unscaled Zero Point Vibrational Energy (zpe) 1164.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 1113.6 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 B3PW91/6-31G*
B
0.12872

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 1.460
P2 0.000 0.000 -0.435
O3 0.000 0.000 -1.922

Atom - Atom Distances (Å)
  P1 P2 O3
P11.89483.3822
P21.89481.4874
O33.38221.4874

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
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P -0.084      
2 P 0.526      
3 O -0.442      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.258 1.258
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.254 0.000 0.000
y 0.000 -30.254 0.000
z 0.000 0.000 -34.238
Traceless
 xyz
x 1.992 0.000 0.000
y 0.000 1.992 0.000
z 0.000 0.000 -3.984
Polar
3z2-r2-7.968
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.679 0.000 0.000
y 0.000 3.679 0.000
z 0.000 0.000 11.132


<r2> (average value of r2) Å2
<r2> 84.094
(<r2>)1/2 9.170