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

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/SDD
 hartrees
Energy at 0K-795.012322
Energy at 298.15K 
HF Energy-795.012322
Nuclear repulsion energy281.615286
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 HF/SDD
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 842 758 85.05 33.00 0.01 0.01
2 A1 556 500 0.17 35.34 0.42 0.59
3 A1 453 408 64.61 3.09 0.39 0.56
4 A1 163 147 2.11 1.32 0.70 0.82
5 A2 416 375 0.00 3.42 0.75 0.86
6 B1 868 781 112.35 15.38 0.75 0.86
7 B1 320 288 36.26 0.19 0.75 0.86
8 B2 717 646 679.55 1.99 0.75 0.86
9 B2 463 417 4.15 1.65 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2398.8 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 2159.9 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 HF/SDD
ABC
0.19791 0.12381 0.09334

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.423
F2 0.000 1.746 0.209
F3 0.000 -1.746 0.209
F4 1.306 0.000 -0.585
F5 -1.306 0.000 -0.585

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.75891.75891.64981.6498
F21.75893.49142.32002.3200
F31.75893.49142.32002.3200
F41.64982.32002.32002.6121
F51.64982.32002.32002.6121

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 165.978 F2 S1 F4 85.723
F2 S1 F5 85.723 F3 S1 F4 85.723
F3 S1 F5 85.723 F4 S1 F5 104.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.942      
2 F -0.563      
3 F -0.563      
4 F -0.408      
5 F -0.408      


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 2.449 2.449
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.110 0.000 0.000
y 0.000 -44.775 0.000
z 0.000 0.000 -31.066
Traceless
 xyz
x 3.810 0.000 0.000
y 0.000 -12.187 0.000
z 0.000 0.000 8.376
Polar
3z2-r216.752
x2-y210.665
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.422 0.000 0.000
y 0.000 5.105 0.000
z 0.000 0.000 2.068


<r2> (average value of r2) Å2
<r2> 118.253
(<r2>)1/2 10.874