return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/3-21G
 hartrees
Energy at 0K-793.257067
Energy at 298.15K 
HF Energy-793.257067
Nuclear repulsion energy281.045187
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 B3LYPultrafine/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 778 750 48.60 14.18 0.00 0.00
2 A1 557 537 0.10 11.42 0.48 0.65
3 A1 413 398 32.01 2.24 0.37 0.54
4 A1 130 125 0.71 0.82 0.72 0.84
5 A2 361 349 0.00 2.76 0.75 0.86
6 B1 814 786 84.70 5.84 0.75 0.86
7 B1 281 271 15.30 0.09 0.75 0.86
8 B2 809 780 286.83 1.58 0.75 0.86
9 B2 410 395 6.95 1.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2275.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 2195.9 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 B3LYPultrafine/3-21G
ABC
0.19003 0.12736 0.09321

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.429
F2 0.000 1.719 0.197
F3 0.000 -1.719 0.197
F4 1.344 0.000 -0.579
F5 -1.344 0.000 -0.579

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.73441.73441.68001.6800
F21.73443.43772.31572.3157
F31.73443.43772.31572.3157
F41.68002.31572.31572.6874
F51.68002.31572.31572.6874

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 164.621 F2 S1 F4 85.394
F2 S1 F5 85.394 F3 S1 F4 85.394
F3 S1 F5 85.394 F4 S1 F5 106.229
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.375      
2 F -0.380      
3 F -0.380      
4 F -0.307      
5 F -0.307      


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 1.683 1.683
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.929 0.000 0.000
y 0.000 -37.613 0.000
z 0.000 0.000 -29.549
Traceless
 xyz
x 1.652 0.000 0.000
y 0.000 -6.874 0.000
z 0.000 0.000 5.222
Polar
3z2-r210.444
x2-y25.684
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.073 0.000 0.000
y 0.000 4.169 0.000
z 0.000 0.000 1.855


<r2> (average value of r2) Å2
<r2> 115.993
(<r2>)1/2 10.770