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

using model chemistry: HF/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-150.718534
Energy at 298.15K 
HF Energy-150.718534
Nuclear repulsion energy32.998097
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/LANL2DZ
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' 4038 3634 64.11 88.77 0.13 0.23
2 A' 1720 1548 132.31 6.20 0.71 0.83
3 A' 593 534 468.32 3.54 0.20 0.34
4 A' 489 440 58.59 0.07 0.36 0.53
5 A" 4204 3783 198.37 39.79 0.75 0.86
6 A" 736 662 33.95 7.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5889.4 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 5299.9 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/LANL2DZ
ABC
10.90991 0.64883 0.62361

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.042 -0.716 0.000
O2 0.042 0.980 0.000
H3 -0.339 -1.056 0.802
H4 -0.339 -1.056 -0.802

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.69690.95140.9514
O21.69692.22212.2221
H30.95142.22211.6049
H40.95142.22211.6049

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 110.927 O2 O1 H4 110.927
H3 O1 H4 115.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.679      
2 O -0.223      
3 H 0.451      
4 H 0.451      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.972 -3.615 0.000 4.118
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.432 1.974 0.000
y 1.974 -9.600 0.000
z 0.000 0.000 -9.306
Traceless
 xyz
x -2.979 1.974 0.000
y 1.974 1.269 0.000
z 0.000 0.000 1.710
Polar
3z2-r23.420
x2-y2-2.832
xy1.974
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.477 0.191 0.000
y 0.191 2.148 0.000
z 0.000 0.000 1.024


<r2> (average value of r2) Å2
<r2> 22.099
(<r2>)1/2 4.701