return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for SOCl2 (thionyl chloride)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-1391.426632
Energy at 298.15K-1391.426907
HF Energy-1391.057487
Nuclear repulsion energy245.804604
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 MP2/SDD
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' 1292 1248 152.55      
2 A' 330 318 34.75      
3 A' 231 223 11.34      
4 A' 94 90 0.48      
5 A" 329 318 83.09      
6 A" 197 190 2.74      

Unscaled Zero Point Vibrational Energy (zpe) 1236.3 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 1193.4 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 MP2/SDD
ABC
0.12712 0.06769 0.04727

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.187 0.859 0.000
O2 -1.172 1.600 0.000
Cl3 0.187 -0.780 1.839
Cl4 0.187 -0.780 -1.839

Atom - Atom Distances (Å)
  S1 O2 Cl3 Cl4
S11.54812.46342.4634
O21.54813.30073.3007
Cl32.46343.30073.6780
Cl42.46343.30073.6780

picture of thionyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 S1 Cl3 108.576 O2 S1 Cl4 108.576
Cl3 S1 Cl4 96.584
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability