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All results from a given calculation for H2O (Water)

using model chemistry: QCISD(T)=FULL/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD(T)=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-76.277570
Energy at 298.15K-76.278667
HF Energy-76.041263
Nuclear repulsion energy9.115305
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 QCISD(T)=FULL/daug-cc-pVDZ
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 3784 3784        
2 A1 1644 1644        
3 B2 3904 3904        

Unscaled Zero Point Vibrational Energy (zpe) 4666.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4666.1 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 QCISD(T)=FULL/daug-cc-pVDZ
ABC
26.62559 14.44785 9.36573

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.119
H2 0.000 0.761 -0.476
H3 0.000 -0.761 -0.476

Atom - Atom Distances (Å)
  O1 H2 H3
O10.96570.9657
H20.96571.5217
H30.96571.5217

picture of Water state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 H3 103.973
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability