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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-150.594312
Energy at 298.15K 
HF Energy-150.594312
Nuclear repulsion energy33.066210
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 BLYP/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' 3070 3053 3.43 89.36 0.12 0.21
2 A' 1551 1543 64.00 18.50 0.47 0.64
3 A' 766 761 6.05 3.99 0.43 0.60
4 A' 436 433 397.02 5.88 0.66 0.79
5 A" 3094 3077 31.46 52.44 0.75 0.86
6 A" 804i 800i 71.84 1.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4056.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 4034.1 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 BLYP/3-21G
ABC
8.98510 0.67163 0.65473

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.064 -0.806 0.000
O2 0.064 0.924 0.000
H3 -0.512 -0.472 0.791
H4 -0.512 -0.472 -0.791

Atom - Atom Distances (Å)
  O1 O2 H3 H4
O11.73001.03391.0339
O21.73001.70501.7050
H31.03391.70501.5826
H41.03391.70501.5826

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 71.163 O2 O1 H4 71.163
H3 O1 H4 99.881
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.388      
2 O -0.350      
3 H 0.369      
4 H 0.369      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.138 -1.878 0.000 2.846
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.001 0.938 0.000
y 0.938 -12.771 0.000
z 0.000 0.000 -9.454
Traceless
 xyz
x 0.112 0.938 0.000
y 0.938 -2.544 0.000
z 0.000 0.000 2.432
Polar
3z2-r24.864
x2-y21.770
xy0.938
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.734 0.174 0.000
y 0.174 2.233 0.000
z 0.000 0.000 1.270


<r2> (average value of r2) Å2
<r2> 21.233
(<r2>)1/2 4.608