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

using model chemistry: B3LYP/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-106.667302
Energy at 298.15K 
HF Energy-106.667302
Nuclear repulsion energy108.472327
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/CEP-121G
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 693 675 54.87      
2 A1 493 480 1.63      
3 A1 344 335 29.45      
4 A1 97 94 1.14      
5 A2 326 318 0.00      
6 B1 699 681 107.49      
7 B1 248 242 17.11      
8 B2 734 715 377.46      
9 B2 358 349 3.36      

Unscaled Zero Point Vibrational Energy (zpe) 1995.4 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 1944.5 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/CEP-121G
ABC
0.17287 0.11436 0.08431

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.439
F2 0.000 1.813 0.225
F3 0.000 -1.813 0.225
F4 1.405 0.000 -0.616
F5 -1.405 0.000 -0.616

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.82591.82591.75711.7571
F21.82593.62652.44312.4431
F31.82593.62652.44312.4431
F41.75712.44312.44312.8105
F51.75712.44312.44312.8105

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 166.517 F2 S1 F4 85.959
F2 S1 F5 85.959 F3 S1 F4 85.959
F3 S1 F5 85.959 F4 S1 F5 106.213
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.302      
2 F -0.383      
3 F -0.383      
4 F -0.268      
5 F -0.268      


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 2.218 2.218
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.442 0.000 0.000
y 0.000 -41.241 0.000
z 0.000 0.000 -30.226
Traceless
 xyz
x 2.291 0.000 0.000
y 0.000 -9.407 0.000
z 0.000 0.000 7.116
Polar
3z2-r214.231
x2-y27.799
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.282 0.000 0.000
y 0.000 6.025 0.000
z 0.000 0.000 2.722


<r2> (average value of r2) Å2
<r2> 102.687
(<r2>)1/2 10.133