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

using model chemistry: PBE1PBE/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 PBE1PBE/6-311G**
 hartrees
Energy at 0K-150.790757
Energy at 298.15K-150.791865
HF Energy-150.790757
Nuclear repulsion energy32.514749
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 PBE1PBE/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 3521 24.32      
2 A' 1456 1397 31.08      
3 A' 1224 1174 33.70      

Unscaled Zero Point Vibrational Energy (zpe) 3174.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 3045.8 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 PBE1PBE/6-311G**
ABC
20.99846 1.15396 1.09385

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.055 -0.601 0.000
O2 0.055 0.709 0.000
H3 -0.880 -0.866 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.31020.9719
O21.31021.8320
H30.97191.8320

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 105.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.135      
2 O -0.144      
3 H 0.279      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.823 -1.418 0.000 2.310
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.716 1.671 0.000
y 1.671 -10.848 0.000
z 0.000 0.000 -10.728
Traceless
 xyz
x 1.073 1.671 0.000
y 1.671 -0.626 0.000
z 0.000 0.000 -0.446
Polar
3z2-r2-0.892
x2-y21.133
xy1.671
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.002 0.255 0.000
y 0.255 2.098 0.000
z 0.000 0.000 0.688


<r2> (average value of r2) Å2
<r2> 15.002
(<r2>)1/2 3.873