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

using model chemistry: QCISD(T)/6-31G*

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(T)/6-31G*
 hartrees
Energy at 0K-573.249620
Energy at 298.15K-573.250768
HF Energy-572.778738
Nuclear repulsion energy87.604996
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(T)/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 A' 3101 2975        
2 A' 1817 1744        
3 A' 1387 1331        
4 A' 765 734        
5 A' 466 447        
6 A" 950 912        

Unscaled Zero Point Vibrational Energy (zpe) 4243.9 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 4071.2 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(T)/6-31G*
ABC
2.57263 0.20163 0.18698

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.796 0.000
O2 1.142 1.161 0.000
Cl3 -0.486 -0.912 0.000
H4 -0.886 1.446 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.19931.77541.0993
O21.19932.63552.0486
Cl31.77542.63552.3921
H41.09932.04862.3921

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 123.580 O2 C1 H4 126.006
Cl3 C1 H4 110.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability