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

using model chemistry: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-797.185340
Energy at 298.15K 
HF Energy-797.185340
Nuclear repulsion energy274.716576
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 mPW1PW91/6-31G
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 755 714 52.09      
2 A1 547 518 0.63      
3 A1 395 374 34.56      
4 A1 96 91 0.64      
5 A2 364 345 0.00      
6 B1 788 746 102.18      
7 B1 293 277 17.32      
8 B2 803 760 319.85      
9 B2 397 376 7.08      

Unscaled Zero Point Vibrational Energy (zpe) 2219.1 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 2100.6 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 mPW1PW91/6-31G
ABC
0.17931 0.12471 0.08778

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.436
F2 0.000 1.752 0.163
F3 0.000 -1.752 0.163
F4 1.409 0.000 -0.550
F5 -1.409 0.000 -0.550

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.77301.77301.71991.7199
F21.77303.50352.35842.3584
F31.77303.50352.35842.3584
F41.71992.35842.35842.8181
F51.71992.35842.35842.8181

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 162.250 F2 S1 F4 84.925
F2 S1 F5 84.925 F3 S1 F4 84.925
F3 S1 F5 84.925 F4 S1 F5 110.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.449      
2 F -0.407      
3 F -0.407      
4 F -0.317      
5 F -0.317      


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 2.091 2.091
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.345 0.000 0.000
y 0.000 -39.577 0.000
z 0.000 0.000 -30.033
Traceless
 xyz
x 1.460 0.000 0.000
y 0.000 -7.888 0.000
z 0.000 0.000 6.428
Polar
3z2-r212.856
x2-y26.232
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.719 0.000 0.000
y 0.000 4.903 0.000
z 0.000 0.000 2.162


<r2> (average value of r2) Å2
<r2> 121.372
(<r2>)1/2 11.017