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: PBE1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/6-311G**
 hartrees
Energy at 0K-797.069481
Energy at 298.15K 
HF Energy-797.069481
Nuclear repulsion energy293.905410
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 PBE1PBE/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 858 823 122.15 10.93 0.00 0.00
2 A1 553 531 3.65 10.65 0.49 0.65
3 A1 498 478 26.55 1.95 0.28 0.44
4 A1 206 197 0.92 0.47 0.72 0.84
5 A2 437 420 0.00 1.66 0.75 0.86
6 B1 833 799 174.87 4.86 0.75 0.86
7 B1 332 319 13.68 0.14 0.75 0.86
8 B2 745 714 583.57 1.37 0.75 0.86
9 B2 503 483 1.38 0.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2482.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 2381.4 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 PBE1PBE/6-311G**
ABC
0.21419 0.13175 0.10335

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.386
F2 0.000 1.672 0.270
F3 0.000 -1.672 0.270
F4 1.224 0.000 -0.613
F5 -1.224 0.000 -0.613

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.67571.67571.57941.5794
F21.67573.34342.25202.2520
F31.67573.34342.25202.2520
F41.57942.25202.25202.4482
F51.57942.25202.25202.4482

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 172.077 F2 S1 F4 87.498
F2 S1 F5 87.498 F3 S1 F4 87.498
F3 S1 F5 87.498 F4 S1 F5 101.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.276      
2 F -0.376      
3 F -0.376      
4 F -0.261      
5 F -0.261      


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 1.069 1.069
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.802 0.000 0.000
y 0.000 -38.334 0.000
z 0.000 0.000 -30.785
Traceless
 xyz
x 2.758 0.000 0.000
y 0.000 -7.040 0.000
z 0.000 0.000 4.282
Polar
3z2-r28.565
x2-y26.532
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.071 0.000 0.000
y 0.000 4.065 0.000
z 0.000 0.000 2.326


<r2> (average value of r2) Å2
<r2> 108.726
(<r2>)1/2 10.427