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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: HF/CEP-31G*

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/CEP-31G*
 hartrees
Energy at 0K-50.546161
Energy at 298.15K-50.546818
Nuclear repulsion energy53.932923
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/CEP-31G*
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 2065 1854 552.88      
2 A1 632 568 19.37      
3 A1 324 291 0.00      
4 B1 639 574 15.91      
5 B2 986 885 563.34      
6 B2 491 441 1.96      

Unscaled Zero Point Vibrational Energy (zpe) 2568.1 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 2306.1 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/CEP-31G*
ABC
0.26882 0.11377 0.07994

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.440
C2 0.000 0.000 0.270
Cl3 0.000 1.456 -0.694
Cl4 0.000 -1.456 -0.694

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.17062.58382.5838
C21.17061.74591.7459
Cl32.58381.74592.9111
Cl42.58381.74592.9111

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 123.520 O1 C2 Cl4 123.520
Cl3 C2 Cl4 112.959
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.070      
2 C 0.139      
3 Cl -0.035      
4 Cl -0.035      


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 -1.433 1.433
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.625 0.000 0.000
y 0.000 -33.541 0.000
z 0.000 0.000 -37.265
Traceless
 xyz
x 1.778 0.000 0.000
y 0.000 1.904 0.000
z 0.000 0.000 -3.682
Polar
3z2-r2-7.365
x2-y2-0.084
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.325 0.000 0.000
y 0.000 6.164 0.000
z 0.000 0.000 4.849


<r2> (average value of r2) Å2
<r2> 70.893
(<r2>)1/2 8.420