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

using model chemistry: HF/3-21G*

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/3-21G*
 hartrees
Energy at 0K-570.054305
Energy at 298.15K-570.055489
HF Energy-570.054305
Nuclear repulsion energy88.336670
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/3-21G*
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' 3316 2993 24.37      
2 A' 1916 1729 316.23      
3 A' 1493 1348 55.12      
4 A' 754 680 239.39      
5 A' 478 432 12.31      
6 A" 1069 964 1.34      

Unscaled Zero Point Vibrational Energy (zpe) 4512.5 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 4073.0 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/3-21G*
ABC
2.62471 0.20457 0.18977

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.796 0.000
O2 1.130 1.153 0.000
Cl3 -0.480 -0.907 0.000
H4 -0.875 1.418 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.18471.76941.0736
O21.18472.61462.0220
Cl31.76942.61462.3583
H41.07362.02202.3583

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 123.299 O2 C1 H4 127.042
Cl3 C1 H4 109.659
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.255      
2 O -0.462      
3 Cl -0.057      
4 H 0.264      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.057 0.925 0.000 2.255
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.273 -3.258 0.000
y -3.258 -23.802 0.000
z 0.000 0.000 -23.582
Traceless
 xyz
x -2.581 -3.258 0.000
y -3.258 1.126 0.000
z 0.000 0.000 1.456
Polar
3z2-r22.911
x2-y2-2.472
xy-3.258
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.079 0.905 0.000
y 0.905 4.101 0.000
z 0.000 0.000 1.411


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