return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for COFCl (Carbonic chloride fluoride)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-671.945611
Energy at 298.15K-671.946145
HF Energy-671.546817
Nuclear repulsion energy143.464735
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/SDD
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' 1721 1661 322.74      
2 A' 906 875 414.49      
3 A' 643 621 77.99      
4 A' 433 418 1.53      
5 A' 360 347 3.21      
6 A" 576 556 21.59      

Unscaled Zero Point Vibrational Energy (zpe) 2319.3 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 2238.8 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/SDD
ABC
0.35258 0.15742 0.10883

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.540 0.000
O2 -0.779 1.477 0.000
Cl3 -0.384 -1.249 0.000
F4 1.418 0.686 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 F4
C11.21851.82931.4258
O21.21852.75392.3354
Cl31.82932.75392.6439
F41.42582.33542.6439

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 128.133 O2 C1 F4 123.873
Cl3 C1 F4 107.994
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability