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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-1020.376020
Energy at 298.15K-1020.376472
Nuclear repulsion energy186.420767
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/STO-3G
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 2130 1739 116.29      
2 A1 656 536 13.70      
3 A1 301 246 2.66      
4 B1 576 470 21.36      
5 B2 1061 866 359.04      
6 B2 478 390 8.51      

Unscaled Zero Point Vibrational Energy (zpe) 2600.6 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 2123.4 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 HF/STO-3G
ABC
0.25271 0.10776 0.07555

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.707
C2 0.000 0.000 0.513
Cl3 0.000 1.496 -0.492
Cl4 0.000 -1.496 -0.492

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.19462.65982.6598
C21.19461.80181.8018
Cl32.65981.80182.9912
Cl42.65981.80182.9912

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 123.897 O1 C2 Cl4 123.897
Cl3 C2 Cl4 112.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.136      
2 C 0.303      
3 Cl -0.083      
4 Cl -0.083      


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 0.410 0.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.015 0.000 0.000
y 0.000 -35.741 0.000
z 0.000 0.000 -35.383
Traceless
 xyz
x 3.548 0.000 0.000
y 0.000 -2.042 0.000
z 0.000 0.000 -1.505
Polar
3z2-r2-3.010
x2-y23.727
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.457 0.000 0.000
y 0.000 3.810 0.000
z 0.000 0.000 2.514


<r2> (average value of r2) Å2
<r2> 130.654
(<r2>)1/2 11.430