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

using model chemistry: B3LYP/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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-589.316802
Energy at 298.15K-589.317730
HF Energy-589.316802
Nuclear repulsion energy175.022100
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/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 803 777 73.29      
2 A1 391 378 57.40      
3 E 929 898 186.18      
3 E 929 898 186.22      
4 E 274 265 10.51      
4 E 274 265 10.51      

Unscaled Zero Point Vibrational Energy (zpe) 1799.6 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 1741.1 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/aug-cc-pVTZ
ABC
0.24251 0.24251 0.13304

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.377
F2 0.000 1.491 -0.196
F3 1.291 -0.746 -0.196
F4 -1.291 -0.746 -0.196

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.59731.59731.5973
F21.59732.58262.5826
F31.59732.58262.5826
F41.59732.58262.5826

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 107.886 F2 Si1 F4 107.886
F3 Si1 F4 107.886
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.384      
2 F -0.461      
3 F -0.461      
4 F -0.461      


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 1.277 1.277
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.148 0.000 0.000
y 0.000 -29.148 0.000
z 0.000 0.000 -25.683
Traceless
 xyz
x -1.732 0.000 0.000
y 0.000 -1.732 0.000
z 0.000 0.000 3.465
Polar
3z2-r26.930
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 4.138 0.000 0.000
y 0.000 4.139 -0.000
z 0.000 -0.000 3.615


<r2> (average value of r2) Å2
<r2> 80.536
(<r2>)1/2 8.974