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

using model chemistry: mPW1PW91/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 mPW1PW91/STO-3G
 hartrees
Energy at 0K-787.113863
Energy at 298.15K 
HF Energy-787.113863
Nuclear repulsion energy277.384834
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 mPW1PW91/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 764 672 4.09      
2 A1 399 351 22.47      
3 B1 408 359 0.00      
4 B2 611 537 0.00      
5 B2 98 86 0.00      
6 E 875 769 82.80      
7 E 875 769 82.80      
8 E 387 340 9.30      
9 E 387 340 9.30      

Unscaled Zero Point Vibrational Energy (zpe) 2402.0 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 2111.1 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 mPW1PW91/STO-3G
ABC
0.15597 0.15597 0.08498

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.435
F2 0.000 1.616 -0.193
F3 0.000 -1.616 -0.193
F4 1.616 0.000 -0.193
F5 -1.616 0.000 -0.193

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.73371.73371.73371.7337
F21.73373.23132.28492.2849
F31.73373.23132.28492.2849
F41.73372.28492.28493.2313
F51.73372.28492.28493.2313

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 137.477 F2 S1 F4 82.444
F2 S1 F5 82.444 F3 S1 F4 82.444
F3 S1 F5 82.444 F4 S1 F5 137.477
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.701      
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 0.997 0.997
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.508 0.000 0.000
y 0.000 -29.508 0.000
z 0.000 0.000 -26.263
Traceless
 xyz
x -1.623 0.000 0.000
y 0.000 -1.623 0.000
z 0.000 0.000 3.246
Polar
3z2-r26.492
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.900 0.000 0.000
y 0.000 2.900 0.000
z 0.000 0.000 0.545


<r2> (average value of r2) Å2
<r2> 116.105
(<r2>)1/2 10.775