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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-1032.419452
Energy at 298.15K-1032.419990
HF Energy-1031.700457
Nuclear repulsion energy191.783632
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 MP2/6-31G(2df,p)
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 1856 1753 260.09      
2 A1 587 555 20.33      
3 A1 308 291 0.00      
4 B1 598 565 6.10      
5 B2 861 813 498.01      
6 B2 447 423 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 2328.4 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 2199.1 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 MP2/6-31G(2df,p)
ABC
0.26099 0.11612 0.08037

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.685
C2 0.000 0.000 0.504
Cl3 0.000 1.440 -0.486
Cl4 0.000 -1.440 -0.486

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.18092.60522.6052
C21.18091.74771.7477
Cl32.60521.74772.8808
Cl42.60521.74772.8808

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 124.497 O1 C2 Cl4 124.497
Cl3 C2 Cl4 111.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability