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

using model chemistry: LSDA/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at LSDA/6-31+G**
 hartrees
Energy at 0K-150.176049
Energy at 298.15K-150.177150
HF Energy-150.176049
Nuclear repulsion energy32.271488
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 LSDA/6-31+G**
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' 3417 3366 14.27      
2 A' 1381 1361 23.92      
3 A' 1193 1175 22.00      

Unscaled Zero Point Vibrational Energy (zpe) 2995.6 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 2950.7 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 LSDA/6-31+G**
ABC
20.15518 1.14216 1.08091

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.056 -0.603 0.000
O2 0.056 0.713 0.000
H3 -0.893 -0.880 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.31620.9885
O21.31621.8546
H30.98851.8546

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 106.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.186      
2 O -0.193      
3 H 0.379      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.886 -1.729 0.000 2.559
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.164 1.796 0.000
y 1.796 -11.223 0.000
z 0.000 0.000 -11.250
Traceless
 xyz
x 1.073 1.796 0.000
y 1.796 -0.517 0.000
z 0.000 0.000 -0.556
Polar
3z2-r2-1.113
x2-y21.060
xy1.796
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.437 0.248 0.000
y 0.248 2.441 0.000
z 0.000 0.000 1.084


<r2> (average value of r2) Å2
<r2> 15.403
(<r2>)1/2 3.925