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

using model chemistry: B3PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-2800.778887
Energy at 298.15K 
HF Energy-2800.778887
Nuclear repulsion energy465.653798
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/aug-cc-pVDZ
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 725 699 52.47 17.32 0.01 0.01
2 A1 571 551 1.99 13.39 0.46 0.63
3 A1 335 323 24.10 1.26 0.28 0.44
4 A1 151 145 1.01 0.53 0.70 0.82
5 A2 337 325 0.00 1.43 0.75 0.86
6 B1 707 682 108.57 5.20 0.75 0.86
7 B1 227 219 12.13 0.02 0.75 0.86
8 B2 635 612 355.02 0.62 0.75 0.86
9 B2 371 358 9.44 0.86 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2028.4 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 1956.6 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/aug-cc-pVDZ
ABC
0.16934 0.10874 0.08872

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.326
F2 0.000 1.797 0.160
F3 0.000 -1.797 0.160
F4 1.331 0.000 -0.776
F5 -1.331 0.000 -0.776

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.80511.80511.72751.7275
F21.80513.59472.42392.4239
F31.80513.59472.42392.4239
F41.72752.42392.42392.6610
F51.72752.42392.42392.6610

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 169.414 F2 Se1 F4 86.627
F2 Se1 F5 86.627 F3 Se1 F4 86.627
F3 Se1 F5 86.627 F4 Se1 F5 100.744
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 1.916      
2 F -0.511      
3 F -0.511      
4 F -0.447      
5 F -0.447      


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 1.885 1.885
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.465 0.000 0.000
y 0.000 -44.716 0.000
z 0.000 0.000 -35.862
Traceless
 xyz
x 2.824 0.000 0.000
y 0.000 -8.052 0.000
z 0.000 0.000 5.228
Polar
3z2-r210.455
x2-y27.251
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.790 0.000 0.000
y 0.000 6.072 0.000
z 0.000 0.000 4.088


<r2> (average value of r2) Å2
<r2> 129.494
(<r2>)1/2 11.380