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

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-589.120936
Energy at 298.15K-589.121590
HF Energy-589.120936
Nuclear repulsion energy166.466115
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 B3LYP/SDD
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 717 689 57.21      
2 A1 334 321 64.91      
3 E 832 800 138.63      
3 E 832 800 138.63      
4 E 233 224 15.42      
4 E 233 224 15.42      

Unscaled Zero Point Vibrational Energy (zpe) 1590.0 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 1528.5 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 B3LYP/SDD
ABC
0.21947 0.21947 0.12190

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.421
F2 0.000 1.558 -0.218
F3 1.349 -0.779 -0.218
F4 -1.349 -0.779 -0.218

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.68371.68371.6837
F21.68372.69792.6979
F31.68372.69792.6979
F41.68372.69792.6979

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 106.490 F2 Si1 F4 106.490
F3 Si1 F4 106.490
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.426      
2 F -0.475      
3 F -0.475      
4 F -0.475      


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 2.553 2.553
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.598 0.000 0.000
y 0.000 -31.598 0.000
z 0.000 0.000 -24.633
Traceless
 xyz
x -3.483 0.000 0.000
y 0.000 -3.483 0.000
z 0.000 0.000 6.966
Polar
3z2-r213.932
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 3.386 0.000 0.000
y 0.000 3.387 -0.000
z 0.000 -0.000 2.404


<r2> (average value of r2) Å2
<r2> 87.562
(<r2>)1/2 9.357