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

using model chemistry: CID/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 CID/3-21G
 hartrees
Energy at 0K-791.473216
Energy at 298.15K 
HF Energy-790.974163
Nuclear repulsion energy287.644548
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 CID/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 878 818 62.95      
2 A1 631 588 0.01      
3 A1 490 457 59.37      
4 A1 142 132 0.61      
5 A2 439 409 0.00      
6 B1 936 872 87.97      
7 B1 355 331 27.25      
8 B2 892 831 373.98      
9 B2 488 455 16.42      

Unscaled Zero Point Vibrational Energy (zpe) 2625.8 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 2446.2 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 CID/3-21G
ABC
0.19817 0.13548 0.09675

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.423
F2 0.000 1.677 0.160
F3 0.000 -1.677 0.160
F4 1.332 0.000 -0.537
F5 -1.332 0.000 -0.537

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.69701.69701.64181.6418
F21.69703.35302.25192.2519
F31.69703.35302.25192.2519
F41.64182.25192.25192.6643
F51.64182.25192.25192.6643

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 162.196 F2 S1 F4 84.811
F2 S1 F5 84.811 F3 S1 F4 84.811
F3 S1 F5 84.811 F4 S1 F5 108.469
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability