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All results from a given calculation for CS (carbon monosulfide)

using model chemistry: MP2=FULL/3-21G*

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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-433.469042
Energy at 298.15K-433.467796
HF Energy-433.244822
Nuclear repulsion energy32.633477
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/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 1267 1201 33.18      

Unscaled Zero Point Vibrational Energy (zpe) 633.6 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 600.7 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/3-21G*
B
0.79727

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.132
S2 0.000 0.000 0.425

Atom - Atom Distances (Å)
  C1 S2
C11.5567
S21.5567

picture of carbon monosulfide state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability