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All results from a given calculation for COFCl (Carbonic chloride fluoride)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-668.667477
Energy at 298.15K-668.668073
HF Energy-668.266784
Nuclear repulsion energy144.437466
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1875 1817 237.40      
2 A' 1108 1074 337.59      
3 A' 685 664 120.47      
4 A' 416 403 7.62      
5 A' 352 342 3.82      
6 A" 603 585 24.37      

Unscaled Zero Point Vibrational Energy (zpe) 2519.8 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 2442.2 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/3-21G
ABC
0.37024 0.15512 0.10932

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.575 0.000
O2 -0.837 1.429 0.000
Cl3 -0.319 -1.280 0.000
F4 1.346 0.765 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 F4
C11.19541.88251.3594
O21.19542.75782.2817
Cl31.88252.75782.6371
F41.35942.28172.6371

picture of Carbonic chloride fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 Cl3 125.808 O2 C1 F4 126.413
Cl3 C1 F4 107.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability