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

using model chemistry: B1B95/aug-cc-pVTZ

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 B1B95/aug-cc-pVTZ
 hartrees
Energy at 0K-389.368513
Energy at 298.15K-389.367792
HF Energy-389.368513
Nuclear repulsion energy41.156573
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 B1B95/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 Σ 834 800 138.52      

Unscaled Zero Point Vibrational Energy (zpe) 417.1 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 399.8 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 B1B95/aug-cc-pVTZ
B
0.56765

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.634
F2 0.000 0.000 -0.986

Atom - Atom Distances (Å)
  Si1 F2
Si11.6201
F21.6201

picture of silicon monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.379      
2 F -0.379      


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 0.950 0.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.161 0.000 0.000
y 0.000 -15.571 0.000
z 0.000 0.000 -19.429
Traceless
 xyz
x -2.661 0.000 0.000
y 0.000 4.224 0.000
z 0.000 0.000 -1.563
Polar
3z2-r2-3.126
x2-y2-4.590
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.383 0.000 0.000
y 0.000 4.625 0.000
z 0.000 0.000 4.691


<r2> (average value of r2) Å2
<r2> 25.862
(<r2>)1/2 5.086