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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: PBE1PBE/6-31G(2df,p)

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 PBE1PBE/6-31G(2df,p)
Rotational Constants (cm-1) from geometry optimized at PBE1PBE/6-31G(2df,p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G(2df,p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at PBE1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-1195.331258
Energy at 298.15K-1195.333658
HF Energy-1195.331258
Nuclear repulsion energy196.506990
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 PBE1PBE/6-31G(2df,p)
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' 2673 2558 2.26      
2 A' 884 846 3.43      
3 A' 514 492 0.30      
4 A' 335 321 17.88      
5 A' 210 201 0.06      
6 A" 2675 2560 0.35      
7 A" 870 833 8.77      
8 A" 505 483 29.81      
9 A" 324 310 8.89      

Unscaled Zero Point Vibrational Energy (zpe) 4495.1 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 4301.8 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 PBE1PBE/6-31G(2df,p)
ABC
0.48088 0.09040 0.07854

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.053 0.825 0.000
S2 -0.053 -0.381 1.661
S3 -0.053 -0.381 -1.661
H4 1.281 -0.500 1.818
H5 1.281 -0.500 -1.818

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.05252.05252.61592.6159
S22.05253.32151.34873.7281
S32.05253.32153.72811.3487
H42.61591.34873.72813.6369
H52.61593.72811.34873.6369

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 98.424 S1 S3 H5 98.424
S2 S1 S3 108.023
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.026      
2 S -0.179      
3 S -0.179      
4 H 0.193      
5 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.835 -0.498 0.000 1.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.949 -1.401 0.000
y -1.401 -41.201 0.000
z 0.000 0.000 -38.702
Traceless
 xyz
x 3.003 -1.401 0.000
y -1.401 -3.376 0.000
z 0.000 0.000 0.373
Polar
3z2-r20.746
x2-y24.252
xy-1.401
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.121 -0.257 0.000
y -0.257 6.743 0.000
z 0.000 0.000 11.788


<r2> (average value of r2) Å2
<r2> 138.655
(<r2>)1/2 11.775