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

using model chemistry: SVWN/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at SVWN/TZVP
 hartrees
Energy at 0K-415.858234
Energy at 298.15K-415.859675
HF Energy-415.858234
Nuclear repulsion energy49.240349
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 SVWN/TZVP
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' 2013 1990 265.03      
2 A' 1181 1168 62.12      
3 A' 958 947 22.34      

Unscaled Zero Point Vibrational Energy (zpe) 2076.6 cm-1
Scaled (by 0.9885) Zero Point Vibrational Energy (zpe) 2052.7 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 SVWN/TZVP
ABC
8.40637 0.68036 0.62941

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.060 -0.488 0.000
O2 0.060 1.020 0.000
H3 -1.389 -0.841 0.000

Atom - Atom Distances (Å)
  P1 O2 H3
P11.50741.4920
O21.50742.3588
H31.49202.3588

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 103.705
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.389      
2 O -0.359      
3 H -0.030      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.349 -2.374 0.000 2.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.444 0.443 0.000
y 0.443 -20.684 0.000
z 0.000 0.000 -16.906
Traceless
 xyz
x -0.649 0.443 0.000
y 0.443 -2.510 0.000
z 0.000 0.000 3.159
Polar
3z2-r26.317
x2-y21.240
xy0.443
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.093 0.591 0.000
y 0.591 4.141 0.000
z 0.000 0.000 2.244


<r2> (average value of r2) Å2
<r2> 26.482
(<r2>)1/2 5.146