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All results from a given calculation for Cl2O (Dichlorine monoxide)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-993.779877
Energy at 298.15K-993.780659
Nuclear repulsion energy142.510728
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/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 761 693 3.70      
2 A1 340 309 0.02      
3 B2 927 843 8.09      

Unscaled Zero Point Vibrational Energy (zpe) 1013.8 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 922.6 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/cc-pVTZ
ABC
1.56846 0.12654 0.11709

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.736
Cl2 0.000 1.380 -0.173
Cl3 0.000 -1.380 -0.173

Atom - Atom Distances (Å)
  O1 Cl2 Cl3
O11.65241.6524
Cl21.65242.7603
Cl31.65242.7603

picture of Dichlorine monoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 O1 Cl3 113.281
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.278 -0.150 -0.686 -0.155
2 Cl 0.139 0.075 0.341 0.077
3 Cl 0.139 0.075 0.341 0.077


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 -0.761 0.761
CHELPG        
AIM 0.000 0.000 0.879 0.879
ESP 0.000 0.000 -0.676 0.676


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.730 0.000 0.000
y 0.000 -26.673 0.000
z 0.000 0.000 -30.285
Traceless
 xyz
x -2.251 0.000 0.000
y 0.000 3.835 0.000
z 0.000 0.000 -1.584
Polar
3z2-r2-3.167
x2-y2-4.057
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.603 0.000 0.000
y 0.000 6.365 0.000
z 0.000 0.000 3.201


<r2> (average value of r2) Å2
<r2> 88.367
(<r2>)1/2 9.400