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

using model chemistry: B3LYPultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-150.899157
Energy at 298.15K-150.900259
HF Energy-150.899157
Nuclear repulsion energy32.022979
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 B3LYPultrafine/6-31G*
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' 3526 3378 8.89      
2 A' 1456 1395 37.98      
3 A' 1178 1129 26.96      

Unscaled Zero Point Vibrational Energy (zpe) 3080.0 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 2950.6 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 B3LYPultrafine/6-31G*
ABC
20.31296 1.11899 1.06056

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.056 -0.612 0.000
O2 0.056 0.720 0.000
H3 -0.894 -0.868 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.33170.9837
O21.33171.8501
H30.98371.8501

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 105.082
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.273      
2 O -0.156      
3 H 0.429      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.796 -1.388 0.000 2.270
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.617 1.660 0.000
y 1.660 -10.617 0.000
z 0.000 0.000 -10.699
Traceless
 xyz
x 1.041 1.660 0.000
y 1.660 -0.460 0.000
z 0.000 0.000 -0.582
Polar
3z2-r2-1.163
x2-y21.001
xy1.660
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.084 0.279 0.000
y 0.279 2.083 0.000
z 0.000 0.000 0.683


<r2> (average value of r2) Å2
<r2> 15.183
(<r2>)1/2 3.897