return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for SiCl (Clorosilylidyne)

using model chemistry: CCD/Def2TZVPP

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 CCD/Def2TZVPP
 hartrees
Energy at 0K-748.730695
Energy at 298.15K 
HF Energy-748.440486
Nuclear repulsion energy60.866918
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 CCD/Def2TZVPP
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 541 541 118.18      

Unscaled Zero Point Vibrational Energy (zpe) 270.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 270.5 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 CCD/Def2TZVPP
B
0.25333

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -1.135
Cl2 0.000 0.000 0.934

Atom - Atom Distances (Å)
  Si1 Cl2
Si12.0692
Cl22.0692

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