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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G*
 hartrees
Energy at 0K-573.233458
Energy at 298.15K-573.234617
HF Energy-572.779053
Nuclear repulsion energy87.870317
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=FULL/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' 3155 2973 31.84      
2 A' 1812 1707 282.78      
3 A' 1404 1323 33.49      
4 A' 773 729 223.28      
5 A' 471 443 12.37      
6 A" 972 915 1.77      

Unscaled Zero Point Vibrational Energy (zpe) 4293.0 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 4044.9 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=FULL/6-31G*
ABC
2.59142 0.20289 0.18816

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.791 0.000
O2 1.142 1.157 0.000
Cl3 -0.485 -0.908 0.000
H4 -0.887 1.434 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.19881.76671.0956
O21.19882.62872.0474
Cl31.76672.62872.3760
H41.09562.04742.3760

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 123.720 O2 C1 H4 126.284
Cl3 C1 H4 109.997
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability