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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-2798.911234
Energy at 298.15K 
HF Energy-2798.911234
Nuclear repulsion energy474.537102
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 B1B95/6-31G*
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 780 741 51.00 11.44 0.00 0.01
2 A1 621 590 0.21 9.28 0.45 0.62
3 A1 360 342 27.57 0.83 0.49 0.66
4 A1 155 148 0.70 0.35 0.73 0.85
5 A2 362 344 0.00 1.35 0.75 0.86
6 B1 780 740 92.03 4.23 0.75 0.86
7 B1 242 230 11.91 0.02 0.75 0.86
8 B2 680 645 289.67 0.82 0.75 0.86
9 B2 398 377 12.87 0.91 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2188.8 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 2077.8 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 B1B95/6-31G*
ABC
0.17543 0.11369 0.09208

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.328
F2 0.000 1.759 0.133
F3 0.000 -1.759 0.133
F4 1.312 0.000 -0.751
F5 -1.312 0.000 -0.751

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.77021.77021.69901.6990
F21.77023.51892.36632.3663
F31.77023.51892.36632.3663
F41.69902.36632.36632.6247
F51.69902.36632.36632.6247

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 167.352 F2 Se1 F4 85.989
F2 Se1 F5 85.989 F3 Se1 F4 85.989
F3 Se1 F5 85.989 F4 Se1 F5 101.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 1.389      
2 F -0.382      
3 F -0.382      
4 F -0.312      
5 F -0.312      


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 1.752 1.752
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.131 0.000 0.000
y 0.000 -42.303 0.000
z 0.000 0.000 -34.694
Traceless
 xyz
x 2.367 0.000 0.000
y 0.000 -6.891 0.000
z 0.000 0.000 4.523
Polar
3z2-r29.047
x2-y26.172
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.679 0.000 0.000
y 0.000 4.538 0.000
z 0.000 0.000 2.996


<r2> (average value of r2) Å2
<r2> 124.403
(<r2>)1/2 11.154