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

using model chemistry: CISD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CISD/6-31G
 hartrees
Energy at 0K-795.427961
Energy at 298.15K 
HF Energy-794.905425
Nuclear repulsion energy277.193149
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 CISD/6-31G
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 800 750 62.56      
2 A1 582 545 0.17      
3 A1 437 410 53.05      
4 A1 111 104 0.71      
5 A2 401 376 0.00      
6 B1 844 791 91.63      
7 B1 324 304 26.26      
8 B2 830 779 394.87      
9 B2 437 410 11.02      

Unscaled Zero Point Vibrational Energy (zpe) 2382.1 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 2234.0 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 CISD/6-31G
ABC
0.18334 0.12681 0.08929

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.435
F2 0.000 1.739 0.154
F3 0.000 -1.739 0.154
F4 1.395 0.000 -0.540
F5 -1.395 0.000 -0.540

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.76151.76151.70201.7020
F21.76153.47782.33462.3346
F31.76153.47782.33462.3346
F41.70202.33462.33462.7892
F51.70202.33462.33462.7892

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 161.613 F2 S1 F4 84.745
F2 S1 F5 84.745 F3 S1 F4 84.745
F3 S1 F5 84.745 F4 S1 F5 110.048
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability