return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-574.120229
Energy at 298.15K-574.121381
HF Energy-574.120229
Nuclear repulsion energy88.052929
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 wB97X-D/6-311G**
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' 3079 2945 27.76      
2 A' 1906 1823 408.70      
3 A' 1340 1282 42.44      
4 A' 746 713 233.28      
5 A' 465 445 12.97      
6 A" 971 929 2.08      

Unscaled Zero Point Vibrational Energy (zpe) 4252.9 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 4067.9 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 wB97X-D/6-311G**
ABC
2.60289 0.20300 0.18831

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.799 0.000
O2 1.118 1.162 0.000
Cl3 -0.473 -0.913 0.000
H4 -0.894 1.436 0.000

Atom - Atom Distances (Å)
  C1 O2 Cl3 H4
C11.17531.77691.0976
O21.17532.61532.0308
Cl31.77692.61532.3864
H41.09762.03082.3864

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 123.429 O2 C1 H4 126.595
Cl3 C1 H4 109.976
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.139      
2 O -0.212      
3 Cl -0.091      
4 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.706 1.006 0.000 1.980
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.417 -2.738 0.000
y -2.738 -23.385 0.000
z 0.000 0.000 -23.456
Traceless
 xyz
x -1.997 -2.738 0.000
y -2.738 1.051 0.000
z 0.000 0.000 0.946
Polar
3z2-r21.891
x2-y2-2.032
xy-2.738
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.379 1.079 0.000
y 1.079 5.026 0.000
z 0.000 0.000 1.743


<r2> (average value of r2) Å2
<r2> 60.759
(<r2>)1/2 7.795