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

using model chemistry: MP2=FULL/daug-cc-pVDZ

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 MP2=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-833.364978
Energy at 298.15K-833.364524
HF Energy-832.929961
Nuclear repulsion energy107.355596
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/daug-cc-pVDZ
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 672 672 0.00 64.29 0.19 0.32
2 Σu 1613 1613 563.58 0.00 0.00 0.00
3 Πu 370 370 4.98 0.00 0.00 0.00
3 Πu 370 370 4.98 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1511.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1511.9 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 MP2=FULL/daug-cc-pVDZ
B
0.10596

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/daug-cc-pVDZ

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 1.577
S3 0.000 0.000 -1.577

Atom - Atom Distances (Å)
  C1 S2 S3
C11.57731.5773
S21.57733.1547
S31.57733.1547

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