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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: TPSSh/aug-cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/aug-cc-pCVTZ
 hartrees
Energy at 0K-391.265380
Energy at 298.15K 
HF Energy-391.265380
Nuclear repulsion energy62.851248
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 TPSSh/aug-cc-pCVTZ
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 2263 2263 32.09 301.19 0.03 0.05
2 A1 989 989 183.01 0.90 0.75 0.86
3 A1 857 857 69.28 5.62 0.28 0.43
4 E 2270 2270 131.63 49.84 0.75 0.86
4 E 2270 2270 131.69 49.78 0.75 0.86
5 E 968 968 79.60 5.27 0.75 0.86
5 E 968 968 79.62 5.27 0.75 0.86
6 E 722 722 51.67 5.11 0.75 0.86
6 E 722 722 51.67 5.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6014.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6014.3 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 TPSSh/aug-cc-pCVTZ
ABC
2.82999 0.47117 0.47117

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.504
F2 0.000 0.000 -1.105
H3 0.000 1.404 0.966
H4 -1.216 -0.702 0.966
H5 1.216 -0.702 0.966

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.60871.47771.47771.4777
F21.60872.50162.50162.5016
H31.47772.50162.43122.4312
H41.47772.50162.43122.4312
H51.47772.50162.43122.4312

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.217 F2 Si1 H4 108.217
F2 Si1 H5 108.217 H3 Si1 H4 110.696
H3 Si1 H5 110.696 H4 Si1 H5 110.696
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.131      
2 F -0.678      
3 H -0.151      
4 H -0.151      
5 H -0.151      


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 1.286 1.286
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.346 0.000 0.000
y 0.000 4.346 0.000
z 0.000 0.000 4.040


<r2> (average value of r2) Å2
<r2> 35.827
(<r2>)1/2 5.986