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

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-786.699578
Energy at 298.15K 
HF Energy-786.699578
Nuclear repulsion energy277.674137
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 PBE1PBE/STO-3G
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 768 678 4.08 11.37 0.03 0.06
2 A1 615 542 0.00 4.69 0.75 0.86
3 A1 403 356 22.45 1.63 0.67 0.80
4 A1 104 91 0.00 0.32 0.75 0.86
5 A2 409 361 0.00 2.95 0.75 0.86
6 B1 880 777 83.40 0.91 0.75 0.86
7 B1 389 343 9.44 0.10 0.75 0.86
8 B2 881 777 83.52 0.91 0.75 0.86
9 B2 389 343 9.44 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2418.7 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 2133.6 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 PBE1PBE/STO-3G
ABC
0.15633 0.15628 0.08517

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.435
F2 0.000 1.614 -0.193
F3 0.000 -1.614 -0.193
F4 1.614 0.000 -0.194
F5 -1.614 0.000 -0.194

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.73191.73191.73191.7319
F21.73193.22802.28232.2823
F31.73193.22802.28232.2823
F41.73192.28232.28233.2274
F51.73192.28232.28233.2274

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 137.473 F2 S1 F4 82.433
F2 S1 F5 82.433 F3 S1 F4 82.433
F3 S1 F5 82.433 F4 S1 F5 137.415
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.700      
2 F -0.175      
3 F -0.175      
4 F -0.175      
5 F -0.175      


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 0.992 0.992
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.496 0.000 0.000
y 0.000 -29.500 0.000
z 0.000 0.000 -26.266
Traceless
 xyz
x -1.613 0.000 0.000
y 0.000 -1.619 0.000
z 0.000 0.000 3.231
Polar
3z2-r26.463
x2-y20.004
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.889 0.000 0.000
y 0.000 2.890 0.000
z 0.000 0.000 0.544


<r2> (average value of r2) Å2
<r2> 115.890
(<r2>)1/2 10.765