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 ClCOClCO (Oxalyl 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 C2H 1AG
Energy calculated at wB97X-D/6-311G*
 hartrees
Energy at 0K-1147.039008
Energy at 298.15K-1147.039526
HF Energy-1147.039008
Nuclear repulsion energy326.160588
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 Ag 1909 1909 0.00      
2 Ag 1084 1084 0.00      
3 Ag 624 624 0.00      
4 Ag 437 437 0.00      
5 Ag 289 289 0.00      
6 Au 393 393 19.97      
7 Au 37 37 0.72      
8 Bg 740 740 0.00      
9 Bu 1934 1934 489.78      
10 Bu 777 777 567.81      
11 Bu 505 505 8.16      
12 Bu 209 209 4.24      

Unscaled Zero Point Vibrational Energy (zpe) 4468.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4468.8 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
0.16581 0.04967 0.03822

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.174 0.759 0.000
C2 0.174 -0.759 0.000
O3 -1.268 1.190 0.000
O4 1.268 -1.190 0.000
Cl5 1.268 1.763 0.000
Cl6 -1.268 -1.763 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 Cl5 Cl6
C11.55751.17562.42481.75712.7489
C21.55752.42481.17562.74891.7571
O31.17562.42483.47812.59952.9533
O42.42481.17563.47812.95332.5995
Cl51.75712.74892.59952.95334.3431
Cl62.74891.75712.95332.59954.3431

picture of Oxalyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 124.453 C1 C2 Cl6 111.918
C2 C1 O3 124.453 C2 C1 Cl5 111.918
O3 C1 Cl5 123.629 O4 C2 Cl6 123.629
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 0.178      
2 C 0.178      
3 O -0.186      
4 O -0.186      
5 Cl 0.009      
6 Cl 0.009      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.456 3.416 0.000
y 3.416 -49.099 0.000
z 0.000 0.000 -44.735
Traceless
 xyz
x -2.539 3.416 0.000
y 3.416 -2.004 0.000
z 0.000 0.000 4.543
Polar
3z2-r29.086
x2-y2-0.357
xy3.416
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.318 2.390 0.000
y 2.390 7.701 0.000
z 0.000 0.000 3.107


<r2> (average value of r2) Å2
<r2> 245.826
(<r2>)1/2 15.679