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

using model chemistry: LSDA/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at LSDA/3-21G*
 hartrees
Energy at 0K-1062.657133
Energy at 298.15K-1062.658091
HF Energy-1062.657133
Nuclear repulsion energy200.858957
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/3-21G*
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 901 885 23.19      
2 A 517 508 38.25      
3 A 305 300 4.19      
4 A 108 106 0.23      
5 B 582 571 121.48      
6 B 403 396 31.99      

Unscaled Zero Point Vibrational Energy (zpe) 1408.0 cm-1
Scaled (by 0.982) Zero Point Vibrational Energy (zpe) 1382.7 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/3-21G*
ABC
0.39499 0.07352 0.06491

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.335 0.621 0.878
O2 -0.335 -0.621 0.878
Cl3 -0.335 1.714 -0.413
Cl4 0.335 -1.714 -0.413

Atom - Atom Distances (Å)
  O1 O2 Cl3 Cl4
O11.41111.81892.6683
O21.41112.66831.8189
Cl31.81892.66833.4933
Cl42.66831.81893.4933

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 110.772 O2 O1 Cl3 110.772
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.089      
2 O -0.089      
3 Cl 0.089      
4 Cl 0.089      


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 -0.290 0.290
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.441 -0.841 0.000
y -0.841 -33.960 0.000
z 0.000 0.000 -34.421
Traceless
 xyz
x -1.251 -0.841 0.000
y -0.841 0.971 0.000
z 0.000 0.000 0.280
Polar
3z2-r20.560
x2-y2-1.481
xy-0.841
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.478 -1.266 0.000
y -1.266 9.458 0.000
z 0.000 0.000 3.768


<r2> (average value of r2) Å2
<r2> 151.425
(<r2>)1/2 12.305