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

using model chemistry: HF/CEP-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 HF/CEP-31G*
 hartrees
Energy at 0K-36.442891
Energy at 298.15K-36.444116
HF Energy-36.442891
Nuclear repulsion energy32.782736
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 HF/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3332 2992 44.12      
2 A' 2025 1818 536.77      
3 A' 1461 1312 65.95      
4 A' 825 741 247.50      
5 A' 508 456 6.87      
6 A" 1055 947 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 4602.5 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 4133.0 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 HF/CEP-31G*
ABC
2.61750 0.20600 0.19097

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.795 0.000
O2 1.122 1.149 0.000
Cl3 -0.477 -0.906 0.000
H4 -0.877 1.443 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.17711.76611.0903
O21.17712.60372.0209
Cl31.76612.60372.3824
H41.09032.02092.3824

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 123.172 O2 C1 H4 126.025
Cl3 C1 H4 110.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.032      
2 O -0.111      
3 Cl -0.120      
4 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.157 0.854 0.000 2.320
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.198 -3.318 0.000
y -3.318 -22.753 0.000
z 0.000 0.000 -22.654
Traceless
 xyz
x -2.494 -3.318 0.000
y -3.318 1.173 0.000
z 0.000 0.000 1.321
Polar
3z2-r22.643
x2-y2-2.445
xy-3.318
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.116 0.999 0.000
y 0.999 4.421 0.000
z 0.000 0.000 1.710


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000