return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP3=FULL/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 MP3=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-2799.133453
Energy at 298.15K 
HF Energy-2797.742084
Nuclear repulsion energy482.922599
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 MP3=FULL/aug-cc-pVTZ
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 815 815 58.59      
2 A1 621 621 0.71      
3 A1 399 399 35.57      
4 A1 182 182 0.86      
5 A2 407 407 0.00      
6 B1 796 796 109.44      
7 B1 273 273 15.48      
8 B2 674 674 376.61      
9 B2 442 442 24.22      

Unscaled Zero Point Vibrational Energy (zpe) 2304.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2304.7 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 MP3=FULL/aug-cc-pVTZ
ABC
0.18348 0.11671 0.09561

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.326
F2 0.000 1.735 0.126
F3 0.000 -1.735 0.126
F4 1.276 0.000 -0.742
F5 -1.276 0.000 -0.742

Atom - Atom Distances (Å)
  Se1 F2 F3 F4 F5
Se11.74701.74701.66441.6644
F21.74703.47092.32252.3225
F31.74703.47092.32252.3225
F41.66442.32252.32252.5521
F51.66442.32252.32252.5521

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 166.821 F2 Se1 F4 85.775
F2 Se1 F5 85.775 F3 Se1 F4 85.775
F3 Se1 F5 85.775 F4 Se1 F5 100.112
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability