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

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-1065.109867
Energy at 298.15K-1065.110719
HF Energy-1065.109867
Nuclear repulsion energy195.375371
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 PBEPBE/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 875 835 23.07      
2 A 496 473 31.40      
3 A 281 268 5.15      
4 A 105 100 0.14      
5 B 545 520 114.77      
6 B 377 360 33.51      

Unscaled Zero Point Vibrational Energy (zpe) 1339.9 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 1277.6 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 PBEPBE/3-21G*
ABC
0.39667 0.06766 0.06048

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.346 0.624 0.871
O2 -0.346 -0.624 0.871
Cl3 -0.346 1.791 -0.410
Cl4 0.346 -1.791 -0.410

Atom - Atom Distances (Å)
  O1 O2 Cl3 Cl4
O11.42721.86692.7343
O21.42722.73431.8669
Cl31.86692.73433.6494
Cl42.73431.86693.6494

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 111.508 O2 O1 Cl3 111.508
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.069      
2 O -0.069      
3 Cl 0.069      
4 Cl 0.069      


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 -0.139 0.139
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.417 -0.783 0.000
y -0.783 -34.101 0.000
z 0.000 0.000 -34.402
Traceless
 xyz
x -1.166 -0.783 0.000
y -0.783 0.809 0.000
z 0.000 0.000 0.357
Polar
3z2-r20.714
x2-y2-1.317
xy-0.783
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.549 -1.412 0.000
y -1.412 10.285 0.000
z 0.000 0.000 3.798


<r2> (average value of r2) Å2
<r2> 160.852
(<r2>)1/2 12.683