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

using model chemistry: HF/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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-587.429801
Energy at 298.15K-587.430819
HF Energy-587.429801
Nuclear repulsion energy175.186594
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 HF/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 859 783 103.25      
2 A1 411 375 79.92      
3 E 982 894 223.60      
3 E 982 894 223.60      
4 E 286 260 14.73      
4 E 286 260 14.73      

Unscaled Zero Point Vibrational Energy (zpe) 1903.3 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 1733.2 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 HF/aug-cc-pVDZ
ABC
0.24301 0.24301 0.13395

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.386
F2 0.000 1.486 -0.200
F3 1.287 -0.743 -0.200
F4 -1.287 -0.743 -0.200

Atom - Atom Distances (Å)
  Si1 F2 F3 F4
Si11.59741.59741.5974
F21.59742.57382.5738
F31.59742.57382.5738
F41.59742.57382.5738

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 107.343 F2 Si1 F4 107.343
F3 Si1 F4 107.343
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 2.217      
2 F -0.739      
3 F -0.739      
4 F -0.739      


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 1.703 1.703
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.302 0.000 0.000
y 0.000 -29.302 0.000
z 0.000 0.000 -25.340
Traceless
 xyz
x -1.981 0.000 0.000
y 0.000 -1.981 0.000
z 0.000 0.000 3.963
Polar
3z2-r27.925
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 3.463 0.000 0.000
y 0.000 3.463 0.000
z 0.000 0.000 2.860


<r2> (average value of r2) Å2
<r2> 80.262
(<r2>)1/2 8.959