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

using model chemistry: PBEPBEultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-151.378206
Energy at 298.15K 
HF Energy-151.378206
Nuclear repulsion energy35.322280
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 PBEPBEultrafine/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 A' 3583 3559 50.05 56.54 0.05 0.10
2 A' 1557 1546 88.03 5.93 0.66 0.80
3 A' 882 875 51.96 7.25 0.47 0.64
4 A' 589 585 108.16 2.15 0.14 0.25
5 A" 3679 3654 171.22 14.31 0.75 0.86
6 A" 755 750 0.87 3.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5522.4 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 5484.3 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 PBEPBEultrafine/cc-pVTZ
ABC
9.46241 0.79454 0.76990

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.063 -0.666 0.000
O2 0.063 0.874 0.000
H3 -0.500 -0.833 0.781
H4 -0.500 -0.833 -0.781

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.53930.97750.9775
O21.53931.95981.9598
H30.97751.95981.5626
H40.97751.95981.5626

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 99.868 O2 O1 H4 99.868
H3 O1 H4 106.126
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.016      
2 O -0.498      
3 H 0.257      
4 H 0.257      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.049 -4.172 0.000 4.648
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.678 1.688 0.000
y 1.688 -11.743 0.000
z 0.000 0.000 -9.682
Traceless
 xyz
x -0.966 1.688 0.000
y 1.688 -1.063 0.000
z 0.000 0.000 2.028
Polar
3z2-r24.057
x2-y20.065
xy1.688
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.271 0.172 0.000
y 0.172 2.481 0.000
z 0.000 0.000 1.508


<r2> (average value of r2) Å2
<r2> 19.716
(<r2>)1/2 4.440