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All results from a given calculation for SeF4 (Selenium tetrafluoride)

using model chemistry: B2PLYP/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 B2PLYP/STO-3G
 hartrees
Energy at 0K-2767.478237
Energy at 298.15K 
HF Energy-2767.427805
Nuclear repulsion energy450.317469
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/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 637 637 0.03 11.52 0.04 0.08
2 A1 572 572 0.00 4.90 0.75 0.86
3 A1 293 293 16.83 1.28 0.72 0.84
4 A1 108 108 0.00 0.34 0.75 0.86
5 A2 353 353 0.00 3.37 0.75 0.86
6 B1 678 678 29.39 1.17 0.75 0.86
7 B1 321 321 11.29 0.29 0.75 0.86
8 B2 678 678 29.55 1.16 0.75 0.86
9 B2 321 321 11.29 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1980.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1980.1 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 B2PLYP/STO-3G
ABC
0.13124 0.13109 0.07820

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.375
F2 0.000 1.685 -0.353
F3 0.000 -1.685 -0.353
F4 1.684 0.000 -0.356
F5 -1.684 0.000 -0.356

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.83551.83551.83551.8355
F21.83553.36952.38182.3818
F31.83553.36952.38182.3818
F41.83552.38182.38183.3673
F51.83552.38182.38183.3673

picture of Selenium tetrafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Se1 F3 133.238 F2 Se1 F4 80.906
F2 Se1 F5 80.906 F3 Se1 F4 80.906
F3 Se1 F5 80.906 F4 Se1 F5 133.061
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 0.764      
2 F -0.191      
3 F -0.191      
4 F -0.191      
5 F -0.191      


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 1.167 1.167
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.399 0.000 0.000
y 0.000 -35.414 0.000
z 0.000 0.000 -32.200
Traceless
 xyz
x -1.592 0.000 0.000
y 0.000 -1.614 0.000
z 0.000 0.000 3.207
Polar
3z2-r26.413
x2-y20.015
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.225 0.000 0.000
y 0.000 3.228 0.000
z 0.000 0.000 0.825


<r2> (average value of r2) Å2
<r2> 132.871
(<r2>)1/2 11.527