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All results from a given calculation for ClCOClCO (Oxalyl chloride)

using model chemistry: B2PLYP=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-1140.749862
Energy at 298.15K-1140.750188
HF Energy-1140.551516
Nuclear repulsion energy315.718599
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 B2PLYP=FULL/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 Ag 1785 1699 0.00      
2 Ag 942 897 0.00      
3 Ag 582 554 0.00      
4 Ag 380 361 0.00      
5 Ag 273 259 0.00      
6 Au 407 388 18.37      
7 Au 55 53 0.17      
8 Bg 727 692 0.00      
9 Bu 1809 1722 305.79      
10 Bu 670 637 474.44      
11 Bu 432 411 23.27      
12 Bu 204 195 7.93      

Unscaled Zero Point Vibrational Energy (zpe) 4132.6 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 3934.3 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 B2PLYP=FULL/3-21G
ABC
0.15568 0.04680 0.03598

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.218 0.733 0.000
C2 0.218 -0.733 0.000
O3 -1.335 1.172 0.000
O4 1.335 -1.172 0.000
Cl5 1.335 1.809 0.000
Cl6 -1.335 -1.809 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 Cl5 Cl6
C11.52941.20072.45791.88912.7766
C21.52942.45791.20072.77661.8891
O31.20072.45793.55342.74542.9808
O42.45791.20073.55342.98082.7454
Cl51.88912.77662.74542.98084.4964
Cl62.77661.88912.98082.74544.4964

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 127.988 C1 C2 Cl6 108.168
C2 C1 O3 127.988 C2 C1 Cl5 108.168
O3 C1 Cl5 123.844 O4 C2 Cl6 123.844
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability