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

using model chemistry: MP4=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 MP4=FULL/3-21G
 hartrees
Energy at 0K-2821.941837
Energy at 298.15K-2821.939462
HF Energy-2821.677814
Nuclear repulsion energy177.364939
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 MP4=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 1359 1330        
2 Σ 436 427        
3 Π 340 332        
3 Π 340 332        

Unscaled Zero Point Vibrational Energy (zpe) 1237.1 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 1210.9 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 MP4=FULL/3-21G
B
0.06254

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.598
S2 0.000 0.000 -2.235
Se3 0.000 0.000 1.157

Atom - Atom Distances (Å)
  C1 S2 Se3
C11.63751.7553
S21.63753.3929
Se31.75533.3929

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