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

using model chemistry: B2PLYP/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 B2PLYP/3-21G
 hartrees
Energy at 0K-792.729857
Energy at 298.15K 
HF Energy-792.533884
Nuclear repulsion energy282.425501
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 B2PLYP/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 791 791 50.42 15.80 0.00 0.00
2 A1 567 567 0.01 12.98 0.46 0.63
3 A1 428 428 36.84 2.33 0.37 0.54
4 A1 132 132 0.67 0.87 0.71 0.83
5 A2 376 376 0.00 2.90 0.75 0.86
6 B1 836 836 82.93 6.20 0.75 0.86
7 B1 295 295 17.42 0.08 0.75 0.86
8 B2 822 822 293.01 1.69 0.75 0.86
9 B2 425 425 9.14 1.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2335.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2335.3 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 B2PLYP/3-21G
ABC
0.19196 0.12891 0.09398

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/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 1.710 0.189
F3 0.000 -1.710 0.189
F4 1.340 0.000 -0.571
F5 -1.340 0.000 -0.571

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.72711.72711.67161.6716
F21.72713.42092.30182.3018
F31.72713.42092.30182.3018
F41.67162.30182.30182.6796
F51.67162.30182.30182.6796

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 164.055 F2 S1 F4 85.242
F2 S1 F5 85.242 F3 S1 F4 85.242
F3 S1 F5 85.242 F4 S1 F5 106.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.452      
2 F -0.401      
3 F -0.401      
4 F -0.325      
5 F -0.325      


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 1.781 1.781
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.180 0.000 0.000
y 0.000 -38.054 0.000
z 0.000 0.000 -29.639
Traceless
 xyz
x 1.667 0.000 0.000
y 0.000 -7.144 0.000
z 0.000 0.000 5.477
Polar
3z2-r210.954
x2-y25.874
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.058 0.000 0.000
y 0.000 4.164 0.000
z 0.000 0.000 1.807


<r2> (average value of r2) Å2
<r2> 115.215
(<r2>)1/2 10.734