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

using model chemistry: MP2/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/aug-cc-pVQZ
 hartrees
Energy at 0K-151.311346
Energy at 298.15K 
HF Energy-150.785572
Nuclear repulsion energy36.369406
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 MP2/aug-cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3692 3506 64.77 87.87 0.05 0.09
2 A' 1604 1523 85.10 2.72 0.71 0.83
3 A' 988 939 63.27 8.13 0.28 0.44
4 A' 815 774 110.10 6.06 0.29 0.45
5 A" 3804 3613 203.03 22.31 0.75 0.86
6 A" 973 924 0.02 2.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5938.1 cm-1
Scaled (by 0.9497) Zero Point Vibrational Energy (zpe) 5639.4 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 MP2/aug-cc-pVQZ
ABC
9.77770 0.85468 0.82473

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.060 -0.635 0.000
O2 0.060 0.844 0.000
H3 -0.480 -0.838 0.778
H4 -0.480 -0.838 -0.778

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.47860.96890.9689
O21.47861.93031.9303
H30.96891.93031.5561
H40.96891.93031.5561

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 102.104 O2 O1 H4 102.104
H3 O1 H4 106.841
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability