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

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-797.011341
Energy at 298.15K 
HF Energy-796.729143
Nuclear repulsion energy293.792002
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 B2PLYP/6-31G**
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 882 882 103.57 11.38 0.00 0.00
2 A1 595 595 2.57 9.59 0.48 0.65
3 A1 499 499 22.76 1.51 0.29 0.45
4 A1 194 194 0.49 0.41 0.73 0.84
5 A2 445 445 0.00 1.30 0.75 0.86
6 B1 871 871 152.91 4.22 0.75 0.86
7 B1 338 338 10.63 0.10 0.75 0.86
8 B2 820 820 524.28 1.18 0.75 0.86
9 B2 507 507 3.00 0.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2575.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2575.2 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 B2PLYP/6-31G**
ABC
0.21183 0.13307 0.10340

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.391
F2 0.000 1.663 0.262
F3 0.000 -1.663 0.262
F4 1.235 0.000 -0.610
F5 -1.235 0.000 -0.610

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.66781.66781.58941.5894
F21.66783.32582.24752.2475
F31.66783.32582.24752.2475
F41.58942.24752.24752.4703
F51.58942.24752.24752.4703

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 171.170 F2 S1 F4 87.223
F2 S1 F5 87.223 F3 S1 F4 87.223
F3 S1 F5 87.223 F4 S1 F5 101.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.380      
2 F -0.397      
3 F -0.397      
4 F -0.293      
5 F -0.293      


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 0.911 0.911
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.947 0.000 0.000
y 0.000 -36.524 0.000
z 0.000 0.000 -30.216
Traceless
 xyz
x 2.423 0.000 0.000
y 0.000 -5.943 0.000
z 0.000 0.000 3.520
Polar
3z2-r27.040
x2-y25.577
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.248 0.000 0.000
y 0.000 4.073 0.000
z 0.000 0.000 2.526


<r2> (average value of r2) Å2
<r2> 107.942
(<r2>)1/2 10.390