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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: B2PLYP/STO-3G

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 B2PLYP/STO-3G
Rotational Constants (cm-1) from geometry optimized at B2PLYP/STO-3G
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-1182.033265
Energy at 298.15K-1182.035486
HF Energy-1182.006498
Nuclear repulsion energy193.293875
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 B2PLYP/STO-3G
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' 2967 2967 73.91      
2 A' 1018 1018 21.22      
3 A' 591 591 1.12      
4 A' 276 276 11.79      
5 A' 219 219 0.47      
6 A" 2965 2965 1.55      
7 A" 1008 1008 5.87      
8 A" 600 600 8.14      
9 A" 261 261 5.17      

Unscaled Zero Point Vibrational Energy (zpe) 4952.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4952.3 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 B2PLYP/STO-3G
ABC
0.41923 0.09112 0.07729

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.054 0.888 0.000
S2 -0.054 -0.411 1.656
S3 -0.054 -0.411 -1.656
H4 1.299 -0.523 1.750
H5 1.299 -0.523 -1.750

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.10492.10492.62372.6237
S22.10493.31131.36093.6661
S32.10493.31133.66611.3609
H42.62371.36093.66613.4996
H52.62373.66611.36093.4996

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 96.021 S1 S3 H5 96.021
S2 S1 S3 103.731
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.001      
2 S 0.029      
3 S 0.029      
4 H -0.029      
5 H -0.029      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.465 -0.229 0.000 1.483
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.194 -0.887 0.000
y -0.887 -35.751 0.000
z 0.000 0.000 -35.381
Traceless
 xyz
x 2.372 -0.887 0.000
y -0.887 -1.464 0.000
z 0.000 0.000 -0.908
Polar
3z2-r2-1.817
x2-y22.557
xy-0.887
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.518 -0.425 0.000
y -0.425 2.273 0.000
z 0.000 0.000 5.864


<r2> (average value of r2) Å2
<r2> 137.669
(<r2>)1/2 11.733