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

using model chemistry: B3LYPultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-589.168695
Energy at 298.15K-589.169593
HF Energy-589.168695
Nuclear repulsion energy173.529796
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 B3LYPultrafine/6-31+G**
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 795 765 79.45      
2 A1 386 371 62.20      
3 E 923 888 208.73      
3 E 923 888 208.73      
4 E 271 261 12.47      
4 E 271 261 12.47      

Unscaled Zero Point Vibrational Energy (zpe) 1784.2 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 1717.6 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 B3LYPultrafine/6-31+G**
ABC
0.23839 0.23839 0.13078

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.380
F2 0.000 1.504 -0.197
F3 1.302 -0.752 -0.197
F4 -1.302 -0.752 -0.197

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.61101.61101.6110
F21.61102.60482.6048
F31.61102.60482.6048
F41.61102.60482.6048

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 107.887 F2 Si1 F4 107.887
F3 Si1 F4 107.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.751      
2 F -0.250      
3 F -0.250      
4 F -0.250      


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 1.496 1.496
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.511 0.000 0.000
y 0.000 -29.511 0.000
z 0.000 0.000 -25.540
Traceless
 xyz
x -1.985 0.000 0.000
y 0.000 -1.985 0.000
z 0.000 0.000 3.971
Polar
3z2-r27.942
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 3.811 0.000 0.000
y 0.000 3.811 0.000
z 0.000 0.000 3.102


<r2> (average value of r2) Å2
<r2> 81.747
(<r2>)1/2 9.041