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

using model chemistry: PBEPBEultrafine/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-151.316194
Energy at 298.15K 
HF Energy-151.316194
Nuclear repulsion energy35.355563
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/6-31G(2df,p)
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' 3590 3553 46.40 59.86 0.07 0.14
2 A' 1563 1547 90.27 4.47 0.57 0.72
3 A' 877 868 44.86 7.67 0.35 0.52
4 A' 508 502 122.03 1.56 0.68 0.81
5 A" 3693 3655 149.66 22.51 0.75 0.86
6 A" 676 669 0.20 5.91 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5453.3 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 5397.1 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 PBEPBEultrafine/6-31G(2df,p)
ABC
9.44101 0.79643 0.77222

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.063 -0.666 0.000
O2 0.063 0.872 0.000
H3 -0.505 -0.827 0.779
H4 -0.505 -0.827 -0.779

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.53790.97770.9777
O21.53791.95371.9537
H30.97771.95371.5589
H40.97771.95371.5589

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 99.492 O2 O1 H4 99.492
H3 O1 H4 105.738
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.258      
2 O -0.467      
3 H 0.362      
4 H 0.362      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.028 -4.041 0.000 4.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.192 1.704 0.000
y 1.704 -11.331 0.000
z 0.000 0.000 -9.315
Traceless
 xyz
x -0.869 1.704 0.000
y 1.704 -1.077 0.000
z 0.000 0.000 1.946
Polar
3z2-r23.893
x2-y20.139
xy1.704
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.244 0.179 0.000
y 0.179 2.271 0.000
z 0.000 0.000 1.473


<r2> (average value of r2) Å2
<r2> 19.415
(<r2>)1/2 4.406