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 S2F2 (Thio-thionyl fluoride)

using model chemistry: LSDA/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 LSDA/6-31G
 hartrees
Energy at 0K-992.878704
Energy at 298.15K-992.879376
HF Energy-992.878704
Nuclear repulsion energy218.393559
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 LSDA/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' 664 650 157.32      
2 A' 596 584 9.74      
3 A' 260 255 10.05      
4 A' 185 181 2.84      
5 A" 625 612 75.91      
6 A" 186 182 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 1257.9 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 1232.4 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 LSDA/6-31G
ABC
0.21585 0.11155 0.08390

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.585 0.169 0.000
S2 -1.243 1.029 0.000
F3 0.585 -1.065 1.297
F4 0.585 -1.065 -1.297

Atom - Atom Distances (Å)
  S1 S2 F3 F4
S12.02031.79021.7902
S22.02033.06733.0673
F31.79023.06732.5947
F41.79023.06732.5947

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 107.058 S2 S1 F4 107.058
F3 S1 F4 92.889
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.655      
2 S -0.048      
3 F -0.303      
4 F -0.303      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.648 1.877 0.000 1.986
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.141 1.274 0.000
y 1.274 -37.397 0.000
z 0.000 0.000 -38.108
Traceless
 xyz
x 2.612 1.274 0.000
y 1.274 -0.773 0.000
z 0.000 0.000 -1.839
Polar
3z2-r2-3.678
x2-y22.256
xy1.274
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.772 -3.096 0.000
y -3.096 5.409 0.000
z 0.000 0.000 4.152


<r2> (average value of r2) Å2
<r2> 127.490
(<r2>)1/2 11.291