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

using model chemistry: B3LYP/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-417.217967
Energy at 298.15K-417.219423
Nuclear repulsion energy50.090911
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/cc-pV(T+d)Z
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' 2080 2008 282.98      
2 A' 1233 1190 60.47      
3 A' 1004 969 23.90      

Unscaled Zero Point Vibrational Energy (zpe) 2158.5 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 2083.8 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/cc-pV(T+d)Z
ABC
8.77719 0.70328 0.65111

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.059 -0.478 0.000
O2 0.059 1.003 0.000
H3 -1.361 -0.851 0.000

Atom - Atom Distances (Å)
  P1 O2 H3
P11.48121.4680
O21.48122.3351
H31.46802.3351

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 104.704
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.459      
2 O -0.398      
3 H -0.062      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.286 -2.251 0.000 2.269
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.278 0.417 0.000
y 0.417 -20.430 0.000
z 0.000 0.000 -16.753
Traceless
 xyz
x -0.686 0.417 0.000
y 0.417 -2.415 0.000
z 0.000 0.000 3.100
Polar
3z2-r26.201
x2-y21.153
xy0.417
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.076 0.469 0.000
y 0.469 4.018 0.000
z 0.000 0.000 2.717


<r2> (average value of r2) Å2
<r2> 25.890
(<r2>)1/2 5.088