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

using model chemistry: MP2/CEP-31G

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/CEP-31G
 hartrees
Energy at 0K-32.547469
Energy at 298.15K 
HF Energy-32.349562
Nuclear repulsion energy21.717432
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/CEP-31G
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' 3652 3529 50.61 98.11 0.11 0.20
2 A' 1611 1557 81.84 11.52 0.63 0.77
3 A' 806 779 153.80 4.81 0.75 0.86
4 A' 723 698 176.43 13.85 0.16 0.28
5 A" 3828 3699 150.94 40.97 0.75 0.86
6 A" 884 854 14.09 12.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5751.6 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 5557.8 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/CEP-31G
ABC
9.80855 0.73282 0.70219

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.051 -0.676 0.000
O2 0.051 0.919 0.000
H3 -0.407 -0.970 0.822
H4 -0.407 -0.970 -0.822

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.59510.98560.9856
O21.59512.11012.1101
H30.98562.11011.6435
H40.98562.11011.6435

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 107.338 O2 O1 H4 107.338
H3 O1 H4 112.974
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability