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

using model chemistry: PBEPBEultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-151.343258
Energy at 298.15K 
HF Energy-151.343258
Nuclear repulsion energy35.153482
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 PBEPBEultrafine/6-311G*
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' 3566 3529 34.57 56.09 0.08 0.14
2 A' 1642 1625 104.30 8.66 0.71 0.83
3 A' 911 902 66.06 9.54 0.58 0.73
4 A' 563 557 99.85 2.21 0.17 0.29
5 A" 3673 3635 139.23 14.82 0.75 0.86
6 A" 797 789 0.72 6.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5576.3 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 5518.3 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 PBEPBEultrafine/6-311G*
ABC
9.62267 0.78423 0.75801

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.060 -0.665 0.000
O2 0.060 0.882 0.000
H3 -0.480 -0.870 0.787
H4 -0.480 -0.870 -0.787

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.54650.97620.9762
O21.54651.99491.9949
H30.97621.99491.5735
H40.97621.99491.5735

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 102.139 O2 O1 H4 102.139
H3 O1 H4 107.405
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.501      
2 O -0.434      
3 H 0.467      
4 H 0.467      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.281 -4.394 0.000 4.951
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.726 1.915 0.000
y 1.915 -11.410 0.000
z 0.000 0.000 -9.529
Traceless
 xyz
x -1.257 1.915 0.000
y 1.915 -0.782 0.000
z 0.000 0.000 2.039
Polar
3z2-r24.077
x2-y2-0.316
xy1.915
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.867 0.193 0.000
y 0.193 2.155 0.000
z 0.000 0.000 1.236


<r2> (average value of r2) Å2
<r2> 19.826
(<r2>)1/2 4.453