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All results from a given calculation for H2O (Water)

using model chemistry: MP4=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4=FULL/cc-pVTZ
 hartrees
Energy at 0K-76.346645
Energy at 298.15K-76.347742
HF Energy-76.057007
Nuclear repulsion energy9.184602
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 MP4=FULL/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3849 3706        
2 A1 1663 1601        
3 B2 3959 3812        

Unscaled Zero Point Vibrational Energy (zpe) 4735.7 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 4560.0 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 MP4=FULL/cc-pVTZ
ABC
26.78783 14.74451 9.51002

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.119
H2 0.000 0.753 -0.474
H3 0.000 -0.753 -0.474

Atom - Atom Distances (Å)
  O1 H2 H3
O10.95850.9585
H20.95851.5063
H30.95851.5063

picture of Water state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 H3 103.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability