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

using model chemistry: B3PW91/6-311+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 B3PW91/6-311+G(3df,2p)
 hartrees
Energy at 0K-2800.874087
Energy at 298.15K 
HF Energy-2800.874087
Nuclear repulsion energy471.942701
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 B3PW91/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 732 701 55.25 15.47 0.01 0.01
2 A1 563 539 1.38 11.73 0.46 0.63
3 A1 352 337 25.44 1.25 0.28 0.44
4 A1 162 155 1.23 0.47 0.67 0.80
5 A2 351 336 0.00 1.27 0.75 0.86
6 B1 713 683 110.42 4.75 0.75 0.86
7 B1 236 226 12.37 0.02 0.75 0.86
8 B2 618 592 354.73 0.72 0.75 0.86
9 B2 386 369 10.93 0.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2056.4 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 1968.6 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 B3PW91/6-311+G(3df,2p)
ABC
0.17481 0.11148 0.09101

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.324
F2 0.000 1.777 0.150
F3 0.000 -1.777 0.150
F4 1.310 0.000 -0.761
F5 -1.310 0.000 -0.761

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.78561.78561.70121.7012
F21.78563.55432.38862.3886
F31.78563.55432.38862.3886
F41.70122.38862.38862.6203
F51.70122.38862.38862.6203

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 168.829 F2 Se1 F4 86.441
F2 Se1 F5 86.441 F3 Se1 F4 86.441
F3 Se1 F5 86.441 F4 Se1 F5 100.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 1.794      
2 F -0.486      
3 F -0.486      
4 F -0.411      
5 F -0.411      


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 1.774 1.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.146 0.000 0.000
y 0.000 -44.286 0.000
z 0.000 0.000 -35.736
Traceless
 xyz
x 2.865 0.000 0.000
y 0.000 -7.845 0.000
z 0.000 0.000 4.980
Polar
3z2-r29.959
x2-y27.140
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.657 0.000 0.000
y 0.000 5.841 0.000
z 0.000 0.000 4.019


<r2> (average value of r2) Å2
<r2> 126.541
(<r2>)1/2 11.249