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All results from a given calculation for CaS (Calcium sulfide)

using model chemistry: CCSD(T)/cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CCSD(T)/cc-pCVTZ
 hartrees
Energy at 0K-1074.550827
Energy at 298.15K-1074.551076
HF Energy-1074.318599
Nuclear repulsion energy71.073992
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 CCSD(T)/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 Σ 436 421        

Unscaled Zero Point Vibrational Energy (zpe) 217.9 cm-1
Scaled (by 0.966) Zero Point Vibrational Energy (zpe) 210.5 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 CCSD(T)/cc-pCVTZ
B
0.16721

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pCVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 1.059
S2 0.000 0.000 -1.324

Atom - Atom Distances (Å)
  Ca1 S2
Ca12.3824
S22.3824

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