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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-151.415803
Energy at 298.15K 
HF Energy-151.415803
Nuclear repulsion energy35.734549
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 B3PW91/6-31G(2df,p)
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' 3733 3588 55.94 58.88 0.08 0.15
2 A' 1604 1542 94.27 4.14 0.54 0.70
3 A' 906 871 77.49 5.58 0.39 0.56
4 A' 651 626 117.70 1.64 0.29 0.45
5 A" 3836 3688 165.14 25.18 0.75 0.86
6 A" 839 806 0.16 5.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5784.3 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 5561.0 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 B3PW91/6-31G(2df,p)
ABC
9.76983 0.81415 0.78740

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.060 -0.653 0.000
O2 0.060 0.865 0.000
H3 -0.483 -0.847 0.776
H4 -0.483 -0.847 -0.776

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.51770.96730.9673
O21.51771.95691.9569
H30.96731.95691.5524
H40.96731.95691.5524

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 101.595 O2 O1 H4 101.595
H3 O1 H4 106.726
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.293      
2 O -0.462      
3 H 0.377      
4 H 0.377      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.006 -4.071 0.000 4.539
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.230 1.743 0.000
y 1.743 -11.124 0.000
z 0.000 0.000 -9.217
Traceless
 xyz
x -1.059 1.743 0.000
y 1.743 -0.900 0.000
z 0.000 0.000 1.960
Polar
3z2-r23.919
x2-y2-0.106
xy1.743
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.201 0.176 0.000
y 0.176 2.253 0.000
z 0.000 0.000 1.426


<r2> (average value of r2) Å2
<r2> 19.133
(<r2>)1/2 4.374