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All results from a given calculation for CCl2O (Phosgene)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-1032.272625
Energy at 298.15K-1032.273178
HF Energy-1031.677366
Nuclear repulsion energy190.944284
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 QCISD/6-31G*
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 1886 1796 293.43      
2 A1 591 563 18.01      
3 A1 315 300 0.00      
4 B1 594 566 10.04      
5 B2 907 863 478.41      
6 B2 457 435 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 2374.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 2261.3 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 QCISD/6-31G*
ABC
0.26288 0.11394 0.07949

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.682
C2 0.000 0.000 0.496
Cl3 0.000 1.455 -0.483
Cl4 0.000 -1.455 -0.483

Atom - Atom Distances (Å)
  O1 C2 Cl3 Cl4
O11.18652.60882.6088
C21.18651.75351.7535
Cl32.60881.75352.9094
Cl42.60881.75352.9094

picture of Phosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 Cl3 123.942 O1 C2 Cl4 123.942
Cl3 C2 Cl4 112.116
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability