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

using model chemistry: LSDA/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-150.231914
Energy at 298.15K-150.233015
HF Energy-150.231914
Nuclear repulsion energy32.405836
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/cc-pVTZ
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' 3421 3384 13.50      
2 A' 1391 1375 31.59      
3 A' 1181 1168 21.38      

Unscaled Zero Point Vibrational Energy (zpe) 2996.4 cm-1
Scaled (by 0.9891) Zero Point Vibrational Energy (zpe) 2963.7 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/cc-pVTZ
ABC
20.22840 1.15210 1.09002

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.056 -0.602 0.000
O2 0.056 0.710 0.000
H3 -0.893 -0.865 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.31190.9841
O21.31191.8383
H30.98411.8383

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 105.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.045      
2 O -0.188      
3 H 0.232      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.737 -1.612 0.000 2.369
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.867 1.624 0.000
y 1.624 -10.923 0.000
z 0.000 0.000 -10.933
Traceless
 xyz
x 1.061 1.624 0.000
y 1.624 -0.523 0.000
z 0.000 0.000 -0.538
Polar
3z2-r2-1.076
x2-y21.056
xy1.624
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.284 0.266 0.000
y 0.266 2.287 0.000
z 0.000 0.000 0.905


<r2> (average value of r2) Å2
<r2> 15.137
(<r2>)1/2 3.891