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All results from a given calculation for SiF (silicon monofluoride)

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-389.081197
Energy at 298.15K-389.080451
HF Energy-389.081197
Nuclear repulsion energy39.595015
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 PBEPBEultrafine/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 Σ 761 757 122.24      

Unscaled Zero Point Vibrational Energy (zpe) 380.6 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 378.3 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 PBEPBEultrafine/aug-cc-pVDZ
B
0.52540

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.659
F2 0.000 0.000 -1.025

Atom - Atom Distances (Å)
  Si1 F2
Si11.6840
F21.6840

picture of silicon monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.392      
2 F -0.392      


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 1.157 1.157
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.896 0.000 0.000
y 0.000 -20.343 0.000
z 0.000 0.000 -19.513
Traceless
 xyz
x 4.032 0.000 0.000
y 0.000 -2.638 0.000
z 0.000 0.000 -1.394
Polar
3z2-r2-2.788
x2-y24.447
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.455 0.000 0.000
y 0.000 6.195 0.000
z 0.000 0.000 5.027


<r2> (average value of r2) Å2
<r2> 27.142
(<r2>)1/2 5.210