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

using model chemistry: LSDA/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at LSDA/aug-cc-pVDZ
 hartrees
Energy at 0K-586.955568
Energy at 298.15K-586.956334
HF Energy-586.955568
Nuclear repulsion energy172.020708
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 LSDA/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 775 766 63.40      
2 A1 347 343 43.78      
3 E 901 891 169.07      
3 E 901 891 169.07      
4 E 239 236 8.72      
4 E 239 236 8.72      

Unscaled Zero Point Vibrational Energy (zpe) 1700.7 cm-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 1681.4 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 LSDA/aug-cc-pVDZ
ABC
0.23432 0.23432 0.12936

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.396
F2 0.000 1.512 -0.205
F3 1.310 -0.756 -0.205
F4 -1.310 -0.756 -0.205

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.62731.62731.6273
F21.62732.61912.6191
F31.62732.61912.6191
F41.62732.61912.6191

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 107.171 F2 Si1 F4 107.171
F3 Si1 F4 107.171
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.314      
2 F -0.438      
3 F -0.438      
4 F -0.438      


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 1.395 1.395
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.192 0.000 0.000
y 0.000 -29.192 0.000
z 0.000 0.000 -25.783
Traceless
 xyz
x -1.705 0.000 0.000
y 0.000 -1.705 0.000
z 0.000 0.000 3.410
Polar
3z2-r26.819
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 4.365 0.000 0.000
y 0.000 4.366 -0.001
z 0.000 -0.001 3.759


<r2> (average value of r2) Å2
<r2> 82.592
(<r2>)1/2 9.088