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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/TZVP
Rotational Constants (cm-1) from geometry optimized at PBEPBEultrafine/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at PBEPBEultrafine/TZVP
 hartrees
Energy at 0K-1195.288171
Energy at 298.15K-1195.290443
HF Energy-1195.288171
Nuclear repulsion energy191.617520
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 PBEPBEultrafine/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' 2540 2511 14.72      
2 A' 831 821 2.21      
3 A' 462 456 0.37      
4 A' 350 346 20.92      
5 A' 193 190 0.10      
6 A" 2542 2513 0.61      
7 A" 817 807 6.83      
8 A" 430 425 54.32      
9 A" 331 327 7.64      

Unscaled Zero Point Vibrational Energy (zpe) 4246.8 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 4198.4 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 PBEPBEultrafine/TZVP
ABC
0.46874 0.08504 0.07423

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.054 0.835 0.000
S2 -0.054 -0.386 1.713
S3 -0.054 -0.386 -1.713
H4 1.299 -0.508 1.865
H5 1.299 -0.508 -1.865

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.10402.10402.66702.6670
S22.10403.42631.36693.8272
S32.10403.42633.82721.3669
H42.66701.36693.82723.7298
H52.66703.82721.36693.7298

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 98.177 S1 S3 H5 98.177
S2 S1 S3 109.026
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.064      
2 S -0.085      
3 S -0.085      
4 H 0.116      
5 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.024 -0.561 0.000 2.100
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.615 -1.413 0.000
y -1.413 -41.903 0.000
z 0.000 0.000 -39.144
Traceless
 xyz
x 2.909 -1.413 0.000
y -1.413 -3.524 0.000
z 0.000 0.000 0.615
Polar
3z2-r21.229
x2-y24.289
xy-1.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.828 -0.327 0.000
y -0.327 6.207 0.000
z 0.000 0.000 12.301


<r2> (average value of r2) Å2
<r2> 145.541
(<r2>)1/2 12.064