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

using model chemistry: PBE1PBE/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-2800.349493
Energy at 298.15K 
HF Energy-2800.349493
Nuclear repulsion energy474.251051
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 PBE1PBE/6-311+G(3df,2p)
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 748 748 56.37 14.79 0.01 0.01
2 A1 574 574 1.16 11.28 0.46 0.63
3 A1 360 360 26.93 1.16 0.29 0.45
4 A1 165 165 1.14 0.43 0.67 0.80
5 A2 359 359 0.00 1.19 0.75 0.86
6 B1 729 729 111.30 4.64 0.75 0.86
7 B1 242 242 12.67 0.01 0.75 0.86
8 B2 630 630 358.21 0.77 0.75 0.86
9 B2 394 394 12.83 0.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2101.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2101.3 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 PBE1PBE/6-311+G(3df,2p)
ABC
0.17654 0.11270 0.09193

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.325
F2 0.000 1.768 0.142
F3 0.000 -1.768 0.142
F4 1.304 0.000 -0.756
F5 -1.304 0.000 -0.756

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.77711.77711.69371.6937
F21.77713.53542.37322.3732
F31.77713.53542.37322.3732
F41.69372.37322.37322.6086
F51.69372.37322.37322.6086

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 168.194 F2 Se1 F4 86.238
F2 Se1 F5 86.238 F3 Se1 F4 86.238
F3 Se1 F5 86.238 F4 Se1 F5 100.721
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 1.812      
2 F -0.488      
3 F -0.488      
4 F -0.418      
5 F -0.418      


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 1.761 1.761
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.153 0.000 0.000
y 0.000 -44.230 0.000
z 0.000 0.000 -35.824
Traceless
 xyz
x 2.874 0.000 0.000
y 0.000 -7.741 0.000
z 0.000 0.000 4.868
Polar
3z2-r29.735
x2-y27.077
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.614 0.000 0.000
y 0.000 5.741 0.000
z 0.000 0.000 3.990


<r2> (average value of r2) Å2
<r2> 125.498
(<r2>)1/2 11.203