return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for ClOOCl (Dichlorine dioxide)

using model chemistry: wB97X-D/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at wB97X-D/SDD
 hartrees
Energy at 0K-1070.490597
Energy at 298.15K-1070.491673
HF Energy-1070.490597
Nuclear repulsion energy 
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 wB97X-D/SDD
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 867 867 41.14      
2 A 597 597 25.66      
3 A 327 327 1.01      
4 A 117 117 0.20      
5 B 622 622 61.02      
6 B 418 418 10.38      

Unscaled Zero Point Vibrational Energy (zpe) 1473.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1473.9 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 wB97X-D/SDD
ABC
0.39987 0.06901 0.06148

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.340 0.597 0.871
O2 -0.340 -0.597 0.871
Cl3 -0.340 1.778 -0.410
Cl4 0.340 -1.778 -0.410

Atom - Atom Distances (Å)
  O1 O2 Cl3 Cl4
O11.37381.87052.6985
O21.37382.69851.8705
Cl31.87052.69853.6204
Cl42.69851.87053.6204

picture of Dichlorine dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 O2 Cl4 111.651 O2 O1 Cl3 111.651
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.131      
2 O -0.131      
3 Cl 0.131      
4 Cl 0.131      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.721 0.721
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.735 -1.100 0.000
y -1.100 -33.882 0.000
z 0.000 0.000 -35.298
Traceless
 xyz
x -1.145 -1.100 0.000
y -1.100 1.635 0.000
z 0.000 0.000 -0.490
Polar
3z2-r2-0.980
x2-y2-1.853
xy-1.100
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.056 -1.484 0.000
y -1.484 9.025 0.000
z 0.000 0.000 3.813


<r2> (average value of r2) Å2
<r2> 158.664
(<r2>)1/2 12.596