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All results from a given calculation for PO2 (Phosphorus dioxide)

using model chemistry: B97D3/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A1
Energy calculated at B97D3/3-21G
 hartrees
Energy at 0K-489.088386
Energy at 298.15K-489.089430
HF Energy-489.088386
Nuclear repulsion energy 
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 B97D3/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 893 878 0.00      
2 A1 351 345 15.43      
3 B2 1003 986 5.50      

Unscaled Zero Point Vibrational Energy (zpe) 1123.3 cm-1
Scaled (by 0.983) Zero Point Vibrational Energy (zpe) 1104.2 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 B97D3/3-21G
ABC
1.86505 0.26550 0.23242

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.391
O2 0.000 1.409 -0.367
O3 0.000 -1.409 -0.367

Atom - Atom Distances (Å)
  P1 O2 O3
P11.59971.5997
O21.59972.8177
O31.59972.8177

picture of Phosphorus dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 O3 131.005
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.906      
2 O -0.453      
3 O -0.453      


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 1.294 1.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.901 0.000 0.000
y 0.000 -28.584 0.000
z 0.000 0.000 -22.040
Traceless
 xyz
x 4.411 0.000 0.000
y 0.000 -7.113 0.000
z 0.000 0.000 2.702
Polar
3z2-r25.404
x2-y27.682
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.034 0.000 0.000
y 0.000 4.893 0.000
z 0.000 0.000 2.690


<r2> (average value of r2) Å2
<r2> 51.095
(<r2>)1/2 7.148