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

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-412.195446
Energy at 298.15K-412.196880
Nuclear repulsion energy47.766278
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 B3LYP/STO-3G
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' 2439 2177 183.50      
2 A' 1161 1036 31.35      
3 A' 1123 1002 12.56      

Unscaled Zero Point Vibrational Energy (zpe) 2361.6 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 2107.5 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 B3LYP/STO-3G
ABC
8.42065 0.63457 0.59010

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.060 -0.513 0.000
O2 0.060 1.055 0.000
H3 -1.382 -0.749 0.000

Atom - Atom Distances (Å)
  P1 O2 H3
P11.56791.4610
O21.56792.3094
H31.46102.3094

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 99.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.441      
2 O -0.307      
3 H -0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.070 -1.178 0.000 1.180
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.749 0.118 0.000
y 0.118 -18.064 0.000
z 0.000 0.000 -14.422
Traceless
 xyz
x -0.506 0.118 0.000
y 0.118 -2.479 0.000
z 0.000 0.000 2.985
Polar
3z2-r25.970
x2-y21.316
xy0.118
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.479 0.397 0.000
y 0.397 2.035 0.000
z 0.000 0.000 0.871


<r2> (average value of r2) Å2
<r2> 25.654
(<r2>)1/2 5.065