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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-2798.180240
Energy at 298.15K 
HF Energy-2798.180240
Nuclear repulsion energy455.348990
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 B3PW91/6-31G
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 665 637 28.23      
2 A1 559 535 0.25      
3 A1 313 300 38.36      
4 A1 92 88 0.59      
5 A2 326 312 0.00      
6 B1 683 654 67.66      
7 B1 233 223 18.20      
8 B2 652 625 187.74      
9 B2 344 330 15.44      

Unscaled Zero Point Vibrational Energy (zpe) 1933.3 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 1851.5 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 B3PW91/6-31G
ABC
0.15662 0.11056 0.08289

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.349
F2 0.000 1.807 0.042
F3 0.000 -1.807 0.042
F4 1.444 0.000 -0.700
F5 -1.444 0.000 -0.700

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.83321.83321.78511.7851
F21.83323.61462.42962.4296
F31.83323.61462.42962.4296
F41.78512.42962.42962.8886
F51.78512.42962.42962.8886

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 160.707 F2 Se1 F4 84.348
F2 Se1 F5 84.348 F3 Se1 F4 84.348
F3 Se1 F5 84.348 F4 Se1 F5 108.012
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 1.731      
2 F -0.469      
3 F -0.469      
4 F -0.397      
5 F -0.397      


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 2.911 2.911
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.997 0.000 0.000
y 0.000 -45.809 0.000
z 0.000 0.000 -35.093
Traceless
 xyz
x 1.454 0.000 0.000
y 0.000 -8.764 0.000
z 0.000 0.000 7.309
Polar
3z2-r214.619
x2-y26.812
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.862 0.000 0.000
y 0.000 4.975 0.000
z 0.000 0.000 2.439


<r2> (average value of r2) Å2
<r2> 134.299
(<r2>)1/2 11.589