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All results from a given calculation for S2F2 (Thio-thionyl fluoride)

using model chemistry: CCSD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/6-31G*
 hartrees
Energy at 0K-994.440068
Energy at 298.15K-994.441378
HF Energy-993.810362
Nuclear repulsion energy237.252241
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 CCSD/6-31G*
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' 797 752 326.01      
2 A' 735 694 40.53      
3 A' 408 385 9.77      
4 A' 332 313 13.07      
5 A" 759 717 134.51      
6 A" 257 243 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 1643.6 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 1552.1 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 CCSD/6-31G*
ABC
0.26652 0.12791 0.09841

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.539 0.146 0.000
S2 -1.146 0.980 0.000
F3 0.539 -1.001 1.163
F4 0.539 -1.001 -1.163

Atom - Atom Distances (Å)
  S1 S2 F3 F4
S11.88111.63311.6331
S21.88112.84952.8495
F31.63312.84952.3257
F41.63312.84952.3257

picture of Thio-thionyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 S1 F3 108.152 S2 S1 F4 108.152
F3 S1 F4 90.805
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability