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All results from a given calculation for CS2 (Carbon disulfide)

using model chemistry: CCD/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at CCD/cc-pCVDZ
 hartrees
Energy at 0K-833.446778
Energy at 298.15K-833.446419
Nuclear repulsion energy108.693449
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/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 Σg 691 691 0.00      
2 Σu 1583 1583 988.87      
3 Πu 410 410 1.48      
3 Πu 410 410 1.48      

Unscaled Zero Point Vibrational Energy (zpe) 1547.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1547.3 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 CCD/cc-pCVDZ
B
0.10862

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
S2 0.000 0.000 1.558
S3 0.000 0.000 -1.558

Atom - Atom Distances (Å)
  C1 S2 S3
C11.55791.5579
S21.55793.1159
S31.55793.1159

picture of Carbon disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 S3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability