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

using model chemistry: HF/TZVP

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/TZVP
 hartrees
Energy at 0K-150.774254
Energy at 298.15K 
HF Energy-150.774254
Nuclear repulsion energy34.710574
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/TZVP
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' 4072 3700 98.34 62.50 0.09 0.16
2 A' 1725 1567 105.23 3.26 0.75 0.86
3 A' 830 754 254.60 0.61 0.56 0.71
4 A' 535 486 114.76 2.31 0.21 0.34
5 A" 4174 3793 193.80 27.56 0.75 0.86
6 A" 875 795 7.28 4.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6105.3 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 5547.2 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 HF/TZVP
ABC
10.52719 0.74057 0.71626

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.055 -0.678 0.000
O2 0.055 0.912 0.000
H3 -0.437 -0.933 0.767
H4 -0.437 -0.933 -0.767

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.59000.94610.9461
O21.59002.05712.0571
H30.94612.05711.5347
H40.94612.05711.5347

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 105.591 O2 O1 H4 105.591
H3 O1 H4 108.405
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.328      
2 O -0.333      
3 H 0.331      
4 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.044 -3.741 0.000 4.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.933 1.933 0.000
y 1.933 -10.905 0.000
z 0.000 0.000 -9.569
Traceless
 xyz
x -1.696 1.933 0.000
y 1.933 -0.154 0.000
z 0.000 0.000 1.850
Polar
3z2-r23.700
x2-y2-1.028
xy1.933
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.016 0.144 0.000
y 0.144 2.423 0.000
z 0.000 0.000 1.269


<r2> (average value of r2) Å2
<r2> 20.423
(<r2>)1/2 4.519