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

using model chemistry: B3LYP/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-417.172308
Energy at 298.15K-417.173751
Nuclear repulsion energy48.881626
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/aug-cc-pVDZ
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' 2096 2034 256.48      
2 A' 1154 1120 63.87      
3 A' 977 949 19.79      

Unscaled Zero Point Vibrational Energy (zpe) 2113.6 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 2051.1 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/aug-cc-pVDZ
ABC
8.50344 0.66820 0.61952

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.060 -0.493 0.000
O2 0.060 1.029 0.000
H3 -1.380 -0.836 0.000

Atom - Atom Distances (Å)
  P1 O2 H3
P11.52191.4807
O21.52192.3565
H31.48072.3565

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 103.400
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.469 0.000    
2 O -0.619 0.000    
3 H 0.151 0.000    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.392 -2.379 0.000 2.411
CHELPG 0.000 0.000 0.000 0.000
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.525 0.502 0.000
y 0.502 -21.045 0.000
z 0.000 0.000 -17.108
Traceless
 xyz
x -0.449 0.502 0.000
y 0.502 -2.729 0.000
z 0.000 0.000 3.177
Polar
3z2-r26.355
x2-y21.520
xy0.502
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.580 0.352 -0.004
y 0.352 4.905 -0.005
z -0.004 -0.005 3.316


<r2> (average value of r2) Å2
<r2> 26.811
(<r2>)1/2 5.178