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

using model chemistry: B2PLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/3-21G*
 hartrees
Energy at 0K-150.454294
Energy at 298.15K 
HF Energy-150.379506
Nuclear repulsion energy33.915534
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 B2PLYP/3-21G*
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' 3495 3495 35.90 75.30 0.15 0.26
2 A' 1645 1645 92.81 11.40 0.54 0.70
3 A' 831 831 20.86 5.51 0.47 0.64
4 A' 616 616 263.16 4.58 0.30 0.46
5 A" 3631 3631 102.36 37.00 0.75 0.86
6 A" 708 708 0.86 10.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5462.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5462.4 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 B2PLYP/3-21G*
ABC
9.12593 0.71983 0.69707

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.062 -0.704 0.000
O2 0.062 0.919 0.000
H3 -0.495 -0.859 0.805
H4 -0.495 -0.859 -0.805

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.62280.99090.9909
O21.62282.02912.0291
H30.99092.02911.6099
H40.99092.02911.6099

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 98.977 O2 O1 H4 98.977
H3 O1 H4 108.649
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.446      
2 O -0.386      
3 H 0.416      
4 H 0.416      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.473 -3.734 0.000 4.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.927 1.939 0.002
y 1.939 -10.833 0.004
z 0.002 0.004 -8.890
Traceless
 xyz
x -1.066 1.939 0.002
y 1.939 -0.924 0.004
z 0.002 0.004 1.990
Polar
3z2-r23.980
x2-y2-0.095
xy1.939
xz0.002
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.532 0.245 -0.001
y 0.245 1.827 -0.001
z -0.001 -0.001 0.981


<r2> (average value of r2) Å2
<r2> 20.421
(<r2>)1/2 4.519