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

using model chemistry: PBEPBEultrafine/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-151.329978
Energy at 298.15K 
HF Energy-151.329978
Nuclear repulsion energy35.239672
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/6-31+G**
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' 3564 3524 56.21 83.34 0.06 0.12
2 A' 1555 1537 107.77 3.59 0.75 0.86
3 A' 902 892 68.16 10.48 0.30 0.46
4 A' 639 631 90.66 1.53 0.33 0.50
5 A" 3681 3639 176.06 27.12 0.75 0.86
6 A" 806 797 1.15 7.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5573.4 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 5509.9 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/6-31+G**
ABC
9.48931 0.79244 0.76601

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.061 -0.661 0.000
O2 0.061 0.877 0.000
H3 -0.488 -0.861 0.789
H4 -0.488 -0.861 -0.789

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.53820.98180.9818
O21.53821.98591.9859
H30.98181.98591.5783
H40.98181.98591.5783

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 101.724 O2 O1 H4 101.724
H3 O1 H4 106.981
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.365      
2 O -0.511      
3 H 0.438      
4 H 0.438      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.168 -4.678 0.000 5.155
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.496 1.888 0.000
y 1.888 -12.238 0.000
z 0.000 0.000 -10.202
Traceless
 xyz
x -1.276 1.888 0.000
y 1.888 -0.889 0.000
z 0.000 0.000 2.165
Polar
3z2-r24.330
x2-y2-0.258
xy1.888
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.647 0.129 0.000
y 0.129 2.647 0.000
z 0.000 0.000 1.790


<r2> (average value of r2) Å2
<r2> 20.187
(<r2>)1/2 4.493