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: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-797.400675
Energy at 298.15K 
HF Energy-797.400675
Nuclear repulsion energy292.319639
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 B3PW91/6-311G**
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 839 808 119.92      
2 A1 540 520 3.46      
3 A1 484 466 25.03      
4 A1 200 193 1.01      
5 A2 427 412 0.00      
6 B1 812 782 173.73      
7 B1 324 312 13.19      
8 B2 732 705 572.35      
9 B2 490 472 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 2424.1 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 2334.6 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 B3PW91/6-311G**
ABC
0.21184 0.13016 0.10226

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.386
F2 0.000 1.681 0.275
F3 0.000 -1.681 0.275
F4 1.230 0.000 -0.618
F5 -1.230 0.000 -0.618

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.68481.68481.58711.5871
F21.68483.36242.26612.2661
F31.68483.36242.26612.2661
F41.58712.26612.26612.4594
F51.58712.26612.26612.4594

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 172.469 F2 S1 F4 87.621
F2 S1 F5 87.621 F3 S1 F4 87.621
F3 S1 F5 87.621 F4 S1 F5 101.577
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.277      
2 F -0.376      
3 F -0.376      
4 F -0.262      
5 F -0.262      


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 1.099 1.099
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.818 0.000 0.000
y 0.000 -38.398 0.000
z 0.000 0.000 -30.734
Traceless
 xyz
x 2.748 0.000 0.000
y 0.000 -7.122 0.000
z 0.000 0.000 4.374
Polar
3z2-r28.747
x2-y26.580
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.109 0.000 0.000
y 0.000 4.160 0.000
z 0.000 0.000 2.352


<r2> (average value of r2) Å2
<r2> 109.719
(<r2>)1/2 10.475