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All results from a given calculation for SCSe (Carbon sulfide selenide)

using model chemistry: CISD/6-31G*

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 CISD/6-31G*
 hartrees
Energy at 0K-2833.274383
Energy at 298.15K-2833.272208
HF Energy-2832.937194
Nuclear repulsion energy185.726306
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 CISD/6-31G*
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 1526 1413 943.16      
2 Σ 552 511 0.76      
3 Π 393 364 2.16      
3 Π 393 364 2.16      

Unscaled Zero Point Vibrational Energy (zpe) 1432.6 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 1326.3 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 CISD/6-31G*
B
0.06868

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.583
S2 0.000 0.000 -2.130
Se3 0.000 0.000 1.105

Atom - Atom Distances (Å)
  C1 S2 Se3
C11.54721.6887
S21.54723.2358
Se31.68873.2358

picture of Carbon sulfide selenide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 Se3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability