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

using model chemistry: ROHF/6-31G**

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 ROHF/6-31G**
 hartrees
Energy at 0K-388.339036
Energy at 298.15K-388.338336
HF Energy-388.339036
Nuclear repulsion energy41.568834
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 ROHF/6-31G**
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 919 786 138.61      

Unscaled Zero Point Vibrational Energy (zpe) 459.6 cm-1
Scaled (by 0.8546) Zero Point Vibrational Energy (zpe) 392.8 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 ROHF/6-31G**
B
0.57908

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.628
F2 0.000 0.000 -0.976

Atom - Atom Distances (Å)
  Si1 F2
Si11.6040
F21.6040

picture of silicon monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.498      
2 F -0.498      


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 1.143 1.143
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.690 0.000 0.000
y 0.000 -15.062 0.000
z 0.000 0.000 -19.803
Traceless
 xyz
x -2.258 0.000 0.000
y 0.000 4.685 0.000
z 0.000 0.000 -2.427
Polar
3z2-r2-4.854
x2-y2-4.628
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 25.452
(<r2>)1/2 5.045