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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: LSDA/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at LSDA/cc-pVTZ
 hartrees
Energy at 0K-389.925558
Energy at 298.15K-389.928940
Nuclear repulsion energy62.718414
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 LSDA/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 A1 2179 2155 23.65      
2 A1 936 926 177.88      
3 A1 863 854 29.21      
4 E 2198 2174 104.03      
4 E 2198 2174 104.03      
5 E 902 892 63.31      
5 E 902 892 63.32      
6 E 689 682 46.28      
6 E 689 682 46.27      

Unscaled Zero Point Vibrational Energy (zpe) 5777.3 cm-1
Scaled (by 0.9891) Zero Point Vibrational Energy (zpe) 5714.3 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 LSDA/cc-pVTZ
ABC
2.77853 0.47074 0.47074

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.503
F2 0.000 0.000 -1.105
H3 0.000 1.417 0.969
H4 -1.227 -0.708 0.969
H5 1.227 -0.708 0.969

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.60741.49141.49141.4914
F21.60742.51152.51152.5115
H31.49142.51152.45362.4536
H41.49142.51152.45362.4536
H51.49142.51152.45362.4536

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.227 F2 Si1 H4 108.227
F2 Si1 H5 108.227 H3 Si1 H4 110.686
H3 Si1 H5 110.686 H4 Si1 H5 110.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.258      
2 F -0.241      
3 H -0.006      
4 H -0.006      
5 H -0.006      


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 1.235 1.235
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.863 0.000 0.000
y 0.000 -19.863 0.000
z 0.000 0.000 -20.809
Traceless
 xyz
x 0.473 0.000 0.000
y 0.000 0.473 0.000
z 0.000 0.000 -0.946
Polar
3z2-r2-1.892
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 4.344 0.000 0.000
y 0.000 4.344 0.000
z 0.000 0.000 3.729


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000