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

using model chemistry: LSDA/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 LSDA/3-21G
 hartrees
Energy at 0K-569.668080
Energy at 298.15K-569.669160
HF Energy-569.668080
Nuclear repulsion energy86.814870
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 LSDA/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' 2999 2950 24.62      
2 A' 1774 1745 250.32      
3 A' 1314 1292 14.41      
4 A' 688 677 192.70      
5 A' 427 420 16.71      
6 A" 938 923 7.35      

Unscaled Zero Point Vibrational Energy (zpe) 4069.4 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 4002.6 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 LSDA/3-21G
ABC
2.57926 0.19685 0.18289

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.806 0.000
O2 1.140 1.190 0.000
Cl3 -0.482 -0.927 0.000
H4 -0.928 1.403 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.20291.79861.1038
O21.20292.66702.0787
Cl31.79862.66702.3728
H41.10382.07872.3728

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 124.185 O2 C1 H4 128.574
Cl3 C1 H4 107.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.058      
2 O -0.301      
3 Cl -0.015      
4 H 0.258      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.492 0.973 0.000 1.782
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.098 -2.500 0.000
y -2.500 -23.279 0.000
z 0.000 0.000 -23.362
Traceless
 xyz
x -1.777 -2.500 0.000
y -2.500 0.951 0.000
z 0.000 0.000 0.826
Polar
3z2-r21.653
x2-y2-1.819
xy-2.500
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.200 1.047 0.000
y 1.047 4.781 0.000
z 0.000 0.000 1.491


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