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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-589.221992
Energy at 298.15K-589.222844
HF Energy-589.221992
Nuclear repulsion energy172.173927
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 BLYP/6-311G**
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 766 763 59.29      
2 A1 371 370 50.92      
3 E 891 888 157.89      
3 E 891 888 157.88      
4 E 266 265 10.06      
4 E 266 265 10.06      

Unscaled Zero Point Vibrational Energy (zpe) 1725.7 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 1719.0 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 BLYP/6-311G**
ABC
0.23470 0.23470 0.12904

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.388
F2 0.000 1.514 -0.201
F3 1.311 -0.757 -0.201
F4 -1.311 -0.757 -0.201

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.62451.62451.6245
F21.62452.62222.6222
F31.62452.62222.6222
F41.62452.62222.6222

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 107.629 F2 Si1 F4 107.629
F3 Si1 F4 107.629
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.073      
2 F -0.358      
3 F -0.358      
4 F -0.358      


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 1.475 1.475
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.276 0.000 0.000
y 0.000 -29.276 0.000
z 0.000 0.000 -24.867
Traceless
 xyz
x -2.205 0.000 0.000
y 0.000 -2.205 0.000
z 0.000 0.000 4.409
Polar
3z2-r28.819
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 3.368 0.000 0.000
y 0.000 3.368 0.000
z 0.000 0.000 2.486


<r2> (average value of r2) Å2
<r2> 82.450
(<r2>)1/2 9.080