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/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-993.049515
Energy at 298.15K-993.050624
HF Energy-993.049515
Nuclear repulsion energy235.033955
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/6-31+G**
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' 749 738 229.55      
2 A' 686 675 118.75      
3 A' 357 352 8.11      
4 A' 288 284 6.57      
5 A" 652 643 162.42      
6 A" 240 236 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 1485.9 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 1463.7 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/6-31+G**
ABC
0.25675 0.12703 0.09680

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.539 0.152 0.000
S2 -1.145 0.985 0.000
F3 0.539 -1.010 1.187
F4 0.539 -1.010 -1.187

Atom - Atom Distances (Å)
  S1 S2 F3 F4
S11.87831.66171.6617
S21.87832.86792.8679
F31.66172.86792.3743
F41.66172.86792.3743

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 108.064 S2 S1 F4 108.064
F3 S1 F4 91.195
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.596      
2 S -0.022      
3 F -0.287      
4 F -0.287      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.301 1.487 0.000 1.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.277 0.246 0.000
y 0.246 -37.070 0.000
z 0.000 0.000 -37.265
Traceless
 xyz
x 2.891 0.246 0.000
y 0.246 -1.300 0.000
z 0.000 0.000 -1.591
Polar
3z2-r2-3.183
x2-y22.794
xy0.246
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.205 -2.223 0.000
y -2.223 6.210 0.000
z 0.000 0.000 5.001


<r2> (average value of r2) Å2
<r2> 113.088
(<r2>)1/2 10.634