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

using model chemistry: MP2/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 MP2/cc-pVTZ
 hartrees
Energy at 0K-573.443100
Energy at 298.15K-573.444252
HF Energy-572.864144
Nuclear repulsion energy88.088490
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/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' 3111 2954 21.86      
2 A' 1800 1710 299.50      
3 A' 1350 1282 31.10      
4 A' 752 714 220.91      
5 A' 463 439 12.32      
6 A" 962 914 2.10      

Unscaled Zero Point Vibrational Energy (zpe) 4219.0 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 4006.0 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/cc-pVTZ
ABC
2.61768 0.20343 0.18876

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.794 0.000
O2 1.130 1.161 0.000
Cl3 -0.479 -0.910 0.000
H4 -0.890 1.426 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.18821.77001.0920
O21.18822.62282.0374
Cl31.77002.62282.3724
H41.09202.03742.3724

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 123.709 O2 C1 H4 126.596
Cl3 C1 H4 109.695
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability