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All results from a given calculation for SiF3 (Silicon trifluoride radical)

using model chemistry: PBE1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at PBE1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-588.890450
Energy at 298.15K-588.891406
HF Energy-588.890450
Nuclear repulsion energy175.881698
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 PBE1PBE/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 820 789 74.74      
2 A1 396 380 59.06      
3 E 949 913 185.87      
3 E 949 913 185.86      
4 E 277 267 10.51      
4 E 277 267 10.51      

Unscaled Zero Point Vibrational Energy (zpe) 1834.4 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 1763.8 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 PBE1PBE/aug-cc-pVTZ
ABC
0.24490 0.24490 0.13436

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.376
F2 0.000 1.484 -0.195
F3 1.285 -0.742 -0.195
F4 -1.285 -0.742 -0.195

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.58951.58951.5895
F21.58952.56982.5698
F31.58952.56982.5698
F41.58952.56982.5698

picture of Silicon trifluoride radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 F3 107.871 F2 Si1 F4 107.871
F3 Si1 F4 107.871
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.360      
2 F -0.453      
3 F -0.453      
4 F -0.453      


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 1.201 1.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.824 0.000 0.000
y 0.000 -28.824 0.000
z 0.000 0.000 -25.613
Traceless
 xyz
x -1.606 0.000 0.000
y 0.000 -1.606 0.000
z 0.000 0.000 3.211
Polar
3z2-r26.422
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.061 0.000 0.000
y 0.000 4.062 0.000
z 0.000 0.000 3.539


<r2> (average value of r2) Å2
<r2> 79.768
(<r2>)1/2 8.931