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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-150.700241
Energy at 298.15K 
HF Energy-150.700241
Nuclear repulsion energy34.491856
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' 4039 3629 103.90 61.01 0.11 0.20
2 A' 1797 1615 118.46 4.34 0.70 0.82
3 A' 856 769 261.72 1.43 0.59 0.74
4 A' 520 468 109.12 1.78 0.16 0.28
5 A" 4155 3733 197.61 32.37 0.75 0.86
6 A" 884 794 4.04 4.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6125.1 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 5503.4 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
10.23008 0.73019 0.70788

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 0.057 -0.689 0.000
O2 0.057 0.916 0.000
H3 -0.459 -0.908 0.768
H4 -0.459 -0.908 -0.768

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.60500.95060.9506
O21.60502.04512.0451
H30.95062.04511.5353
H40.95062.04511.5353

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 103.315 O2 O1 H4 103.315
H3 O1 H4 107.707
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 -0.660      
2 O -0.322      
3 H 0.491      
4 H 0.491      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.151 -3.434 0.000 4.052
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.515 1.986 0.000
y 1.986 -10.732 0.000
z 0.000 0.000 -9.357
Traceless
 xyz
x -1.470 1.986 0.000
y 1.986 -0.296 0.000
z 0.000 0.000 1.766
Polar
3z2-r23.533
x2-y2-0.783
xy1.986
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.864 0.179 0.000
y 0.179 2.172 0.000
z 0.000 0.000 1.141


<r2> (average value of r2) Å2
<r2> 20.391
(<r2>)1/2 4.516