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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-793.289708
Energy at 298.15K 
HF Energy-793.289708
Nuclear repulsion energy295.590019
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 B3PW91/3-21G*
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 902 865 103.12      
2 A1 627 601 1.27      
3 A1 499 479 28.58      
4 A1 202 194 0.37      
5 A2 433 415 0.00      
6 B1 902 865 125.15      
7 B1 329 316 11.76      
8 B2 884 848 435.33      
9 B2 504 483 8.19      

Unscaled Zero Point Vibrational Energy (zpe) 2640.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 2533.1 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 B3PW91/3-21G*
ABC
0.21250 0.13483 0.10554

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.392
F2 0.000 1.644 0.272
F3 0.000 -1.644 0.272
F4 1.225 0.000 -0.620
F5 -1.225 0.000 -0.620

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.64851.64851.58881.5888
F21.64853.28832.23582.2358
F31.64853.28832.23582.2358
F41.58882.23582.23582.4498
F51.58882.23582.23582.4498

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 171.650 F2 S1 F4 87.342
F2 S1 F5 87.342 F3 S1 F4 87.342
F3 S1 F5 87.342 F4 S1 F5 100.884
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.252      
2 F -0.353      
3 F -0.353      
4 F -0.273      
5 F -0.273      


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 1.008 1.008
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.770 0.000 0.000
y 0.000 -35.890 0.000
z 0.000 0.000 -29.786
Traceless
 xyz
x 2.069 0.000 0.000
y 0.000 -5.612 0.000
z 0.000 0.000 3.544
Polar
3z2-r27.087
x2-y25.121
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.582 0.000 0.000
y 0.000 3.294 0.000
z 0.000 0.000 1.852


<r2> (average value of r2) Å2
<r2> 106.450
(<r2>)1/2 10.317