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All results from a given calculation for SF4 (Sulfur tetrafluoride)

using model chemistry: PBE1PBE/6-31G**

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/6-31G**
 hartrees
Energy at 0K-796.941765
Energy at 298.15K 
HF Energy-796.941765
Nuclear repulsion energy295.488235
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 900 857 104.68 10.12 0.00 0.00
2 A1 607 579 2.74 8.40 0.49 0.65
3 A1 507 483 22.40 1.32 0.32 0.49
4 A1 196 187 0.45 0.37 0.73 0.85
5 A2 451 430 0.00 1.18 0.75 0.86
6 B1 887 845 155.52 3.90 0.75 0.86
7 B1 345 329 10.07 0.09 0.75 0.86
8 B2 836 797 529.49 1.15 0.75 0.86
9 B2 514 490 3.36 0.68 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2621.6 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 2498.7 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 PBE1PBE/6-31G**
ABC
0.21411 0.13475 0.10463

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.390
F2 0.000 1.652 0.260
F3 0.000 -1.652 0.260
F4 1.229 0.000 -0.606
F5 -1.229 0.000 -0.606

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.65741.65741.58141.5814
F21.65743.30472.23382.2338
F31.65743.30472.23382.2338
F41.58142.23382.23382.4575
F51.58142.23382.23382.4575

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 171.020 F2 S1 F4 87.175
F2 S1 F5 87.175 F3 S1 F4 87.175
F3 S1 F5 87.175 F4 S1 F5 101.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.334      
2 F -0.386      
3 F -0.386      
4 F -0.281      
5 F -0.281      


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 0.827 0.827
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.678 0.000 0.000
y 0.000 -36.058 0.000
z 0.000 0.000 -30.071
Traceless
 xyz
x 2.387 0.000 0.000
y 0.000 -5.684 0.000
z 0.000 0.000 3.297
Polar
3z2-r26.595
x2-y25.381
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.216 0.000 0.000
y 0.000 3.978 0.000
z 0.000 0.000 2.524


<r2> (average value of r2) Å2
<r2> 106.730
(<r2>)1/2 10.331