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All results from a given calculation for HPO (Hydrogen phosphorus oxide)

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-417.096319
Energy at 298.15K-417.097777
HF Energy-417.096319
Nuclear repulsion energy49.777392
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 wB97X-D/6-31+G**
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' 2217 2111 312.83      
2 A' 1241 1182 75.80      
3 A' 1022 973 37.14      

Unscaled Zero Point Vibrational Energy (zpe) 2240.2 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 2133.4 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 wB97X-D/6-31+G**
ABC
8.80884 0.69306 0.64251

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.059 -0.480 0.000
O2 0.059 1.005 0.000
H3 -1.358 -0.838 0.000

Atom - Atom Distances (Å)
  P1 O2 H3
P11.48521.4615
O21.48522.3247
H31.46152.3247

picture of Hydrogen phosphorus oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 H3 104.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.576      
2 O -0.481      
3 H -0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.436 -2.580 0.000 2.617
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.432 0.565 0.000
y 0.565 -20.941 0.000
z 0.000 0.000 -16.725
Traceless
 xyz
x -0.599 0.565 0.000
y 0.565 -2.863 0.000
z 0.000 0.000 3.462
Polar
3z2-r26.923
x2-y21.509
xy0.565
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.856 0.500 0.000
y 0.500 4.310 0.000
z 0.000 0.000 2.440


<r2> (average value of r2) Å2
<r2> 26.181
(<r2>)1/2 5.117