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

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-793.470795
Energy at 298.15K 
HF Energy-793.470795
Nuclear repulsion energy294.540991
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 B3LYP/3-21G*
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 886 853 99.50      
2 A1 616 592 1.21      
3 A1 492 473 27.67      
4 A1 200 193 0.39      
5 A2 427 411 0.00      
6 B1 885 851 119.61      
7 B1 326 314 11.72      
8 B2 867 834 422.83      
9 B2 498 479 7.65      

Unscaled Zero Point Vibrational Energy (zpe) 2598.2 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 2499.5 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 B3LYP/3-21G*
ABC
0.21111 0.13375 0.10483

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.393
F2 0.000 1.650 0.274
F3 0.000 -1.650 0.274
F4 1.228 0.000 -0.623
F5 -1.228 0.000 -0.623

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.65471.65471.59401.5940
F21.65473.30082.24432.2443
F31.65473.30082.24432.2443
F41.59402.24432.24432.4562
F51.59402.24432.24432.4562

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 171.744 F2 S1 F4 87.370
F2 S1 F5 87.370 F3 S1 F4 87.370
F3 S1 F5 87.370 F4 S1 F5 100.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.242      
2 F -0.350      
3 F -0.350      
4 F -0.270      
5 F -0.270      


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 1.013 1.013
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.797 0.000 0.000
y 0.000 -35.932 0.000
z 0.000 0.000 -29.808
Traceless
 xyz
x 2.072 0.000 0.000
y 0.000 -5.629 0.000
z 0.000 0.000 3.556
Polar
3z2-r27.113
x2-y25.134
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.602 0.000 0.000
y 0.000 3.347 0.000
z 0.000 0.000 1.863


<r2> (average value of r2) Å2
<r2> 107.090
(<r2>)1/2 10.348