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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-178.838304
Energy at 298.15K-178.839562
HF Energy-178.838304
Nuclear repulsion energy87.396257
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 HF/LANL2DZ
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 1009 908 10.77      
2 A 731 658 4.21      
3 A 346 312 0.61      
4 A 101 91 0.34      
5 B 735 661 15.47      
6 B 457 412 1.69      

Unscaled Zero Point Vibrational Energy (zpe) 1689.7 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 1520.6 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 HF/LANL2DZ
ABC
0.45886 0.07117 0.06479

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.354 0.604 0.795
O2 -0.354 -0.604 0.795
Cl3 -0.354 1.743 -0.374
Cl4 0.354 -1.743 -0.374

Atom - Atom Distances (Å)
  O1 O2 Cl3 Cl4
O11.39971.77942.6221
O21.39972.62211.7794
Cl31.77942.62213.5568
Cl42.62211.77943.5568

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 110.569 O2 O1 Cl3 110.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.223      
2 O -0.223      
3 Cl 0.223      
4 Cl 0.223      


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 -1.316 1.316
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.652 -1.538 0.000
y -1.538 -31.955 0.000
z 0.000 0.000 -34.793
Traceless
 xyz
x -1.279 -1.538 0.000
y -1.538 2.768 0.000
z 0.000 0.000 -1.489
Polar
3z2-r2-2.978
x2-y2-2.698
xy-1.538
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.865 -1.645 0.000
y -1.645 7.828 0.000
z 0.000 0.000 3.212


<r2> (average value of r2) Å2
<r2> 85.312
(<r2>)1/2 9.236