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

using model chemistry: PM3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
Energy calculated at PM3
 hartrees
Energy at 0K 
Energy at 298.15K0.012245
HF Energy0.012245
Nuclear repulsion energy41.277323
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 PM3
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' 3957 3854 54.53 70.00 0.15 0.26
2 A' 1675 1632 66.71 16.79 0.56 0.72
3 A' 1182 1152 43.58 4.71 0.59 0.75
4 A' 688 670 326.31 16.42 0.47 0.64
5 A" 3810 3711 110.15 39.58 0.75 0.86
6 A" 1064 1036 3.29 11.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6188.3 cm-1
Scaled (by 0.974) Zero Point Vibrational Energy (zpe) 6027.4 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 PM3
ABC
9.52863 0.71066 0.68887

See section I.F.4 to change rotational constant units
Geometric Data calculated at PM3

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.059 -0.754 0.000
O2 0.059 0.913 0.000
H3 -0.471 -0.635 0.791
H4 -0.471 -0.635 -0.791

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.66690.95900.9590
O21.66691.81711.8171
H30.95901.81711.5811
H40.95901.81711.5811

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 82.882 O2 O1 H4 82.882
H3 O1 H4 111.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability