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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-151.474573
Energy at 298.15K 
HF Energy-151.474573
Nuclear repulsion energy35.722074
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 B3PW91/cc-pVTZ
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' 3725 3582 56.92      
2 A' 1602 1541 89.64      
3 A' 905 870 78.76      
4 A' 683 657 108.78      
5 A" 3821 3675 179.23      
6 A" 865 832 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 5801.0 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 5578.2 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 B3PW91/cc-pVTZ
ABC
9.79478 0.81331 0.78622

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.060 -0.653 0.000
O2 0.060 0.866 0.000
H3 -0.480 -0.852 0.777
H4 -0.480 -0.852 -0.777

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.51820.96700.9670
O21.51821.96081.9608
H30.96701.96081.5545
H40.96701.96081.5545

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 101.885 O2 O1 H4 101.885
H3 O1 H4 106.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.002      
2 O -0.491      
3 H 0.247      
4 H 0.247      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.020 -4.195 0.000 4.657
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.636 1.713 0.000
y 1.713 -11.515 0.000
z 0.000 0.000 -9.527
Traceless
 xyz
x -1.115 1.713 0.000
y 1.713 -0.934 0.000
z 0.000 0.000 2.049
Polar
3z2-r24.097
x2-y2-0.120
xy1.713
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.208 0.168 0.000
y 0.168 2.442 0.000
z 0.000 0.000 1.435


<r2> (average value of r2) Å2
<r2> 19.382
(<r2>)1/2 4.402