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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: MP2=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-390.748848
Energy at 298.15K 
HF Energy-390.242571
Nuclear repulsion energy63.411252
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 MP2=FULL/aug-cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2386 2282 32.79 291.39 0.02 0.04
2 A1 1021 976 209.59 1.01 0.73 0.85
3 A1 886 847 73.09 5.10 0.25 0.40
4 E 2373 2269 136.67 43.36 0.75 0.86
4 E 2373 2269 136.67 43.36 0.75 0.86
5 E 999 955 93.63 4.63 0.75 0.86
5 E 999 955 93.63 4.63 0.75 0.86
6 E 739 707 59.11 4.28 0.75 0.86
6 E 739 707 59.11 4.28 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6256.1 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 5983.3 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 MP2=FULL/aug-cc-pVQZ
ABC
2.91029 0.47847 0.47847

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.500
F2 0.000 0.000 -1.097
H3 0.000 1.384 0.959
H4 -1.199 -0.692 0.959
H5 1.199 -0.692 0.959

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.59731.45821.45821.4582
F21.59732.47852.47852.4785
H31.45822.47852.39742.3974
H41.45822.47852.39742.3974
H51.45822.47852.39742.3974

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.336 F2 Si1 H4 108.336
F2 Si1 H5 108.336 H3 Si1 H4 110.582
H3 Si1 H5 110.582 H4 Si1 H5 110.582
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability