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All results from a given calculation for HO2 (Hydroperoxy radical)

using model chemistry: B1B95/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B1B95/6-311G*
 hartrees
Energy at 0K-150.899746
Energy at 298.15K-150.900852
HF Energy-150.899746
Nuclear repulsion energy32.520345
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 B1B95/6-311G*
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' 3670 3519 25.88      
2 A' 1449 1389 31.81      
3 A' 1221 1170 33.31      

Unscaled Zero Point Vibrational Energy (zpe) 3169.9 cm-1
Scaled (by 0.9586) Zero Point Vibrational Energy (zpe) 3038.7 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 B1B95/6-311G*
ABC
21.04148 1.15398 1.09399

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.055 -0.604 0.000
O2 0.055 0.712 0.000
H3 -0.882 -0.858 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.31610.9710
O21.31611.8285
H30.97101.8285

picture of Hydroperoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 O1 H3 105.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.137      
2 O -0.147      
3 H 0.283      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.824 -1.436 0.000 2.322
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.685 1.668 0.000
y 1.668 -10.822 0.000
z 0.000 0.000 -10.701
Traceless
 xyz
x 1.076 1.668 0.000
y 1.668 -0.629 0.000
z 0.000 0.000 -0.447
Polar
3z2-r2-0.895
x2-y21.137
xy1.668
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.999 0.255 0.000
y 0.255 2.091 0.000
z 0.000 0.000 0.684


<r2> (average value of r2) Å2
<r2> 14.982
(<r2>)1/2 3.871