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All results from a given calculation for H2OO (water oxide)

using model chemistry: HF/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-150.672800
Energy at 298.15K 
HF Energy-150.672800
Nuclear repulsion energy32.978602
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 HF/6-31G
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' 4004 3615 66.64 82.32 0.14 0.24
2 A' 1730 1562 131.89 6.57 0.68 0.81
3 A' 623 562 432.31 2.59 0.21 0.35
4 A' 514 464 69.29 0.15 0.06 0.11
5 A" 4159 3755 193.95 38.03 0.75 0.86
6 A" 738 666 26.57 6.97 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5884.0 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 5312.6 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 HF/6-31G
ABC
10.77413 0.64663 0.62259

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.045 -0.722 0.000
O2 0.045 0.981 0.000
H3 -0.360 -1.037 0.799
H4 -0.360 -1.037 -0.799

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.70240.94940.9494
O21.70242.20792.2079
H30.94942.20791.5973
H40.94942.20791.5973

picture of water oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 O1 H3 109.435 O2 O1 H4 109.435
H3 O1 H4 114.542
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.702      
2 O -0.221      
3 H 0.462      
4 H 0.462      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.054 -3.490 0.000 4.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.140 2.018 0.000
y 2.018 -9.549 0.000
z 0.000 0.000 -9.215
Traceless
 xyz
x -2.758 2.018 0.000
y 2.018 1.128 0.000
z 0.000 0.000 1.630
Polar
3z2-r23.260
x2-y2-2.591
xy2.018
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.473 0.197 0.000
y 0.197 2.018 0.000
z 0.000 0.000 0.967


<r2> (average value of r2) Å2
<r2> 22.014
(<r2>)1/2 4.692