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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: B3LYP/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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-51.470547
Energy at 298.15K-51.470995
Nuclear repulsion energy52.908476
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 B3LYP/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 1874 1810 406.35      
2 A1 557 538 20.16      
3 A1 293 283 0.07      
4 B1 571 551 4.99      
5 B2 833 805 523.61      
6 B2 432 417 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 2279.6 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 2201.4 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 B3LYP/CEP-31G*
ABC
0.25558 0.11064 0.07721

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.476
C2 0.000 0.000 0.281
Cl3 0.000 1.476 -0.713
Cl4 0.000 -1.476 -0.713

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.19492.63962.6396
C21.19491.77921.7792
Cl32.63961.77922.9520
Cl42.63961.77922.9520

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 123.944 O1 C2 Cl4 123.944
Cl3 C2 Cl4 112.112
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.034      
2 C -0.018      
3 Cl -0.008      
4 Cl -0.008      


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 -1.233 1.233
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.596 0.000 0.000
y 0.000 -33.071 0.000
z 0.000 0.000 -36.462
Traceless
 xyz
x 1.170 0.000 0.000
y 0.000 1.958 0.000
z 0.000 0.000 -3.129
Polar
3z2-r2-6.257
x2-y2-0.525
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.426 0.000 0.000
y 0.000 7.098 0.000
z 0.000 0.000 5.318


<r2> (average value of r2) Å2
<r2> 72.462
(<r2>)1/2 8.512