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All results from a given calculation for GeS2 (Germanium disulfide)

using model chemistry: QCISD/cc-pVTZ

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 QCISD/cc-pVTZ
 hartrees
Energy at 0K-2871.074849
Energy at 298.15K-2871.074840
HF Energy-2870.544995
Nuclear repulsion energy304.221001
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 QCISD/cc-pVTZ
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 494 472 0.00      
2 Σu 664 635 92.41      
3 Πu 127 122 5.22      
3 Πu 127 122 5.22      

Unscaled Zero Point Vibrational Energy (zpe) 706.3 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 674.9 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 QCISD/cc-pVTZ
B
0.06565

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ge1 0.000 0.000 0.000
S2 0.000 0.000 2.004
S3 0.000 0.000 -2.004

Atom - Atom Distances (Å)
  Ge1 S2 S3
Ge12.00382.0038
S22.00384.0077
S32.00384.0077

picture of Germanium disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 Ge1 S3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability