return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCD/Def2TZVPP

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 CCD/Def2TZVPP
 hartrees
Energy at 0K-2835.836030
Energy at 298.15K-2835.833822
HF Energy-2835.247526
Nuclear repulsion energy185.634444
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 CCD/Def2TZVPP
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 1497 1497 906.05      
2 Σ 537 537 1.72      
3 Π 377 377 4.80      
3 Π 377 377 4.80      

Unscaled Zero Point Vibrational Energy (zpe) 1394.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1394.1 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 CCD/Def2TZVPP
B
0.06864

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.586
S2 0.000 0.000 -2.131
Se3 0.000 0.000 1.106

Atom - Atom Distances (Å)
  C1 S2 Se3
C11.54471.6919
S21.54473.2366
Se31.69193.2366

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