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

using model chemistry: B2PLYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-150.788369
Energy at 298.15K-150.789470
HF Energy-150.672293
Nuclear repulsion energy32.102803
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 B2PLYP/cc-pVDZ
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' 3610 3458 29.90      
2 A' 1424 1364 36.90      
3 A' 1171 1122 30.85      

Unscaled Zero Point Vibrational Energy (zpe) 3102.7 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 2971.5 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 B2PLYP/cc-pVDZ
ABC
20.39006 1.12425 1.06550

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.056 -0.611 0.000
O2 0.056 0.718 0.000
H3 -0.892 -0.858 0.000

Atom - Atom Distances (Å)
  O1 O2 H3
O11.32930.9791
O21.32931.8388
H30.97911.8388

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 104.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.042      
2 O -0.151      
3 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.760 -1.376 0.000 2.234
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.595 1.597 0.000
y 1.597 -10.701 0.000
z 0.000 0.000 -10.624
Traceless
 xyz
x 1.068 1.597 0.000
y 1.597 -0.592 0.000
z 0.000 0.000 -0.476
Polar
3z2-r2-0.951
x2-y21.106
xy1.597
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.942 0.255 0.000
y 0.255 2.108 0.000
z 0.000 0.000 0.598


<r2> (average value of r2) Å2
<r2> 15.133
(<r2>)1/2 3.890