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

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-150.783134
Energy at 298.15K 
HF Energy-150.783134
Nuclear repulsion energy35.137642
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/Def2TZVPP
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' 4080 3698 90.23 61.19 0.07 0.13
2 A' 1744 1581 105.17 2.55 0.74 0.85
3 A' 853 774 227.08 0.64 0.52 0.68
4 A' 559 506 112.78 3.37 0.17 0.30
5 A" 4178 3787 205.44 23.46 0.75 0.86
6 A" 903 818 2.67 2.68 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6157.7 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 5581.4 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/Def2TZVPP
ABC
10.50148 0.76474 0.73931

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.055 -0.669 0.000
O2 0.055 0.896 0.000
H3 -0.441 -0.911 0.766
H4 -0.441 -0.911 -0.766

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.56500.94410.9441
O21.56502.02422.0242
H30.94412.02421.5314
H40.94412.02421.5314

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 104.842 O2 O1 H4 104.842
H3 O1 H4 108.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.111      
2 O -0.390      
3 H 0.251      
4 H 0.251      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.927 -3.720 0.000 4.190
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.821 1.821 0.000
y 1.821 -11.034 0.000
z 0.000 0.000 -9.539
Traceless
 xyz
x -1.534 1.821 0.000
y 1.821 -0.354 0.000
z 0.000 0.000 1.888
Polar
3z2-r23.776
x2-y2-0.786
xy1.821
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.220 0.147 0.000
y 0.147 2.550 0.000
z 0.000 0.000 1.428


<r2> (average value of r2) Å2
<r2> 20.017
(<r2>)1/2 4.474