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

using model chemistry: B2PLYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-797.130985
Energy at 298.15K 
HF Energy-796.775129
Nuclear repulsion energy297.687846
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/6-31G(2df,p)
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 882 842 96.43 10.25 0.00 0.00
2 A1 569 544 2.61 8.37 0.43 0.60
3 A1 521 498 16.74 1.57 0.20 0.34
4 A1 217 207 0.54 0.29 0.71 0.83
5 A2 457 437 0.00 0.94 0.75 0.86
6 B1 865 826 140.11 3.27 0.75 0.86
7 B1 347 332 7.80 0.07 0.75 0.86
8 B2 779 744 508.96 0.99 0.75 0.86
9 B2 524 501 0.63 0.52 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2580.3 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 2464.2 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 B2PLYP/6-31G(2df,p)
ABC
0.21883 0.13553 0.10614

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.381
F2 0.000 1.647 0.267
F3 0.000 -1.647 0.267
F4 1.211 0.000 -0.606
F5 -1.211 0.000 -0.606

Atom - Atom Distances (Å)
  S1 F2 F3 F4 F5
S11.65101.65101.56231.5623
F21.65103.29422.22312.2231
F31.65103.29422.22312.2231
F41.56232.22312.22312.4224
F51.56232.22312.22312.4224

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 172.099 F2 S1 F4 87.506
F2 S1 F5 87.506 F3 S1 F4 87.506
F3 S1 F5 87.506 F4 S1 F5 101.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.680      
2 F -0.274      
3 F -0.274      
4 F -0.066      
5 F -0.066      


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 0.552 0.552
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.504 0.000 0.000
y 0.000 -35.666 0.000
z 0.000 0.000 -30.285
Traceless
 xyz
x 2.471 0.000 0.000
y 0.000 -5.271 0.000
z 0.000 0.000 2.800
Polar
3z2-r25.600
x2-y25.162
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.539 0.000 0.000
y 0.000 4.312 0.000
z 0.000 0.000 2.931


<r2> (average value of r2) Å2
<r2> 105.535
(<r2>)1/2 10.273