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 SF4 (Sulfur tetrafluoride)

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-786.607694
Energy at 298.15K 
HF Energy-786.607694
Nuclear repulsion energy271.491582
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 PBEPBE/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 708 647 3.70      
2 A1 366 334 15.08      
3 B1 374 342 0.00      
4 B2 554 506 0.00      
5 B2 52 47 0.00      
6 E 813 743 88.88      
7 E 813 743 88.88      
8 E 345 316 4.06      
9 E 345 316 4.06      

Unscaled Zero Point Vibrational Energy (zpe) 2184.7 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 1996.0 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 PBEPBE/STO-3G
ABC
0.14941 0.14941 0.08127

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/STO-3G

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.440
F2 0.000 1.652 -0.196
F3 0.000 -1.652 -0.196
F4 1.652 0.000 -0.196
F5 -1.652 0.000 -0.196

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.77041.77041.77041.7704
F21.77043.30432.33652.3365
F31.77043.30432.33652.3365
F41.77042.33652.33653.3043
F51.77042.33652.33653.3043

picture of Sulfur tetrafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 S1 F3 137.879 F2 S1 F4 82.580
F2 S1 F5 82.580 F3 S1 F4 82.580
F3 S1 F5 82.580 F4 S1 F5 137.879
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.587      
2 F -0.147      
3 F -0.147      
4 F -0.147      
5 F -0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.844 0.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.009 0.000 0.000
y 0.000 -29.009 0.000
z 0.000 0.000 -26.198
Traceless
 xyz
x -1.406 0.000 0.000
y 0.000 -1.406 0.000
z 0.000 0.000 2.812
Polar
3z2-r25.623
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.188 0.000 0.000
y 0.000 3.188 0.000
z 0.000 0.000 0.612


<r2> (average value of r2) Å2
<r2> 120.282
(<r2>)1/2 10.967