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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: HF/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-1031.804271
Energy at 298.15K-1031.804946
Nuclear repulsion energy193.397695
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/aug-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 2043 1860 454.41      
2 A1 621 566 15.06      
3 A1 323 294 0.15      
4 B1 654 595 11.13      
5 B2 951 866 509.17      
6 B2 493 449 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 2542.3 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 2314.5 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/aug-cc-pVTZ
ABC
0.27373 0.11552 0.08124

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.642
C2 0.000 0.000 0.489
Cl3 0.000 1.444 -0.473
Cl4 0.000 -1.444 -0.473

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.15242.56052.5605
C21.15241.73541.7354
Cl32.56051.73542.8890
Cl42.56051.73542.8890

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 123.657 O1 C2 Cl4 123.657
Cl3 C2 Cl4 112.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.375      
2 C 0.417      
3 Cl -0.021      
4 Cl -0.021      


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 -1.387 1.387
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.970 0.000 0.000
y 0.000 -34.361 0.000
z 0.000 0.000 -39.124
Traceless
 xyz
x 1.773 0.000 0.000
y 0.000 2.686 0.000
z 0.000 0.000 -4.459
Polar
3z2-r2-8.918
x2-y2-0.609
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.497 0.000 0.000
y 0.000 7.621 0.000
z 0.000 0.000 6.358


<r2> (average value of r2) Å2
<r2> 124.110
(<r2>)1/2 11.140