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All results from a given calculation for COHCl (Formyl chloride)

using model chemistry: MP4/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/cc-pVTZ
 hartrees
Energy at 0K-573.492528
Energy at 298.15K-573.493655
HF Energy-572.863159
Nuclear repulsion energy87.574750
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 MP4/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 A' 3070 2976        
2 A' 1761 1706        
3 A' 1330 1289        
4 A' 734 711        
5 A' 449 436        
6 A" 942 913        

Unscaled Zero Point Vibrational Energy (zpe) 4142.8 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 4015.2 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 MP4/cc-pVTZ
ABC
2.59982 0.20078 0.18638

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.799 0.000
O2 1.134 1.170 0.000
Cl3 -0.481 -0.917 0.000
H4 -0.893 1.432 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.19331.78251.0944
O21.19332.63962.0437
Cl31.78252.63962.3852
H41.09442.04372.3852

picture of Formyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 Cl3 123.789 O2 C1 H4 126.532
Cl3 C1 H4 109.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability