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

using model chemistry: HSEh1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-2800.469001
Energy at 298.15K 
HF Energy-2800.469001
Nuclear repulsion energy473.609990
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 HSEh1PBE/aug-cc-pVTZ
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 748 719 55.20 15.88 0.01 0.01
2 A1 574 552 1.36 11.45 0.44 0.62
3 A1 360 346 26.73 1.13 0.25 0.41
4 A1 163 157 1.10 0.42 0.66 0.80
5 A2 365 351 0.00 1.14 0.75 0.86
6 B1 727 699 110.13 4.50 0.75 0.86
7 B1 243 234 13.00 0.01 0.75 0.86
8 B2 626 602 356.52 0.69 0.75 0.86
9 B2 400 385 13.94 0.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2102.5 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 2022.2 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 HSEh1PBE/aug-cc-pVTZ
ABC
0.17618 0.11228 0.09167

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.324
F2 0.000 1.771 0.145
F3 0.000 -1.771 0.145
F4 1.305 0.000 -0.758
F5 -1.305 0.000 -0.758

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.78001.78001.69521.6952
F21.78003.54202.37802.3780
F31.78003.54202.37802.3780
F41.69522.37802.37802.6101
F51.69522.37802.37802.6101

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 168.462 F2 Se1 F4 86.322
F2 Se1 F5 86.322 F3 Se1 F4 86.322
F3 Se1 F5 86.322 F4 Se1 F5 100.684
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Se 2.043      
2 F -0.538      
3 F -0.538      
4 F -0.484      
5 F -0.484      


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 1.765 1.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.223 0.000 0.000
y 0.000 -44.403 0.000
z 0.000 0.000 -35.865
Traceless
 xyz
x 2.912 0.000 0.000
y 0.000 -7.860 0.000
z 0.000 0.000 4.948
Polar
3z2-r29.896
x2-y27.181
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.741 0.000 0.000
y 0.000 5.869 0.000
z 0.000 0.000 4.132


<r2> (average value of r2) Å2
<r2> 125.860
(<r2>)1/2 11.219