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

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-148.806208
Energy at 298.15K-148.807291
HF Energy-148.806208
Nuclear repulsion energy30.229773
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 BLYP/STO-3G
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' 3080 2850 120.08      
2 A' 1417 1311 4.77      
3 A' 1202 1112 9.14      

Unscaled Zero Point Vibrational Energy (zpe) 2849.0 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 2635.9 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 BLYP/STO-3G
ABC
16.89272 1.00860 0.95177

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.061 -0.650 0.000
O2 0.061 0.758 0.000
H3 -0.980 -0.866 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.40791.0638
O21.40791.9292
H31.06381.9292

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 101.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.088      
2 O -0.081      
3 H 0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.245 -0.824 0.000 1.492
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.659 1.092 0.000
y 1.092 -9.570 0.000
z 0.000 0.000 -9.275
Traceless
 xyz
x 0.764 1.092 0.000
y 1.092 -0.603 0.000
z 0.000 0.000 -0.161
Polar
3z2-r2-0.321
x2-y20.911
xy1.092
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.707 0.409 0.000
y 0.409 1.341 0.000
z 0.000 0.000 0.184


<r2> (average value of r2) Å2
<r2> 15.505
(<r2>)1/2 3.938