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

using model chemistry: CID/3-21G

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 CID/3-21G
 hartrees
Energy at 0K-386.450344
Energy at 298.15K-386.449639
HF Energy-386.303829
Nuclear repulsion energy40.340360
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 CID/3-21G
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 902 840 58.05      

Unscaled Zero Point Vibrational Energy (zpe) 450.9 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 420.1 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 CID/3-21G
B
0.54536

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.647
F2 0.000 0.000 -1.006

Atom - Atom Distances (Å)
  Si1 F2
Si11.6528
F21.6528

picture of silicon monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability