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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: MP3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS cis 1A'

Conformer 1 (C2 trans)

Jump to S1C2
Vibrational Frequencies calculated at MP3/TZVP
Rotational Constants (cm-1) from geometry optimized at MP3/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-1194.210262
Energy at 298.15K-1194.212645
HF Energy-1193.765902
Nuclear repulsion energy193.811009
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 MP3/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 2739 2562 14.27      
2 A' 911 852 5.82      
3 A' 496 464 0.63      
4 A' 335 313 19.77      
5 A' 209 196 0.11      
6 A" 2741 2564 0.19      
7 A" 901 843 5.62      
8 A" 500 468 20.97      
9 A" 307 287 11.49      

Unscaled Zero Point Vibrational Energy (zpe) 4569.2 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 4273.2 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 MP3/TZVP
ABC
0.44973 0.08910 0.07668

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.053 0.856 0.000
S2 -0.053 -0.395 1.674
S3 -0.053 -0.395 -1.674
H4 1.276 -0.524 1.801
H5 1.276 -0.524 -1.801

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.09052.09052.63022.6302
S22.09053.34851.34193.7233
S32.09053.34853.72331.3419
H42.63021.34193.72333.6024
H52.63023.72331.34193.6024

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 97.649 S1 S3 H5 97.649
S2 S1 S3 106.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability