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

using model chemistry: CCSD/cc-pCVDZ

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/cc-pCVDZ
 hartrees
Energy at 0K-1074.461122
Energy at 298.15K-1074.461379
HF Energy-1074.295285
Nuclear repulsion energy71.251042
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/cc-pCVDZ
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 444 444 8.32      

Unscaled Zero Point Vibrational Energy (zpe) 221.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 221.9 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/cc-pCVDZ
B
0.16803

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pCVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 1.056
S2 0.000 0.000 -1.320

Atom - Atom Distances (Å)
  Ca1 S2
Ca12.3766
S22.3766

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