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All results from a given calculation for S8 (Octasulfur)

using model chemistry: BLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D4D 1A1
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-3185.244808
Energy at 298.15K-3185.244082
Nuclear repulsion energy1087.273707
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 BLYP/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 376 374 0.00      
2 A1 166 164 0.00      
3 B1 210 208 0.00      
4 B2 177 175 2.23      
5 E1 370 367 3.23      
5 E1 370 367 3.23      
6 E1 148 147 3.24      
6 E1 148 147 3.24      
7 E2 366 364 0.00      
7 E2 366 364 0.00      
8 E2 107 106 0.00      
8 E2 107 106 0.00      
9 E2 59 58 0.00      
9 E2 59 58 0.00      
10 E3 289 287 0.00      
10 E3 289 287 0.00      
11 E3 187 186 0.00      
11 E3 187 186 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 1990.9 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 1975.8 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 BLYP/6-31G
ABC
0.01760 0.01760 0.00955

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is D4d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 2.627 0.542
S2 2.627 0.000 0.542
S3 0.000 -2.627 0.542
S4 -2.627 0.000 0.542
S5 -1.857 1.857 -0.542
S6 -1.857 -1.857 -0.542
S7 1.857 -1.857 -0.542
S8 1.857 1.857 -0.542

Atom - Atom Distances (Å)
  S1 S2 S3 S4 S5 S6 S7 S8
S13.71505.25383.71502.28404.97344.97342.2840
S23.71503.71505.25384.97344.97342.28402.2840
S35.25383.71503.71504.97342.28402.28404.9734
S43.71505.25383.71502.28402.28404.97344.9734
S52.28404.97344.97342.28403.71505.25383.7150
S64.97344.97342.28402.28403.71503.71505.2538
S74.97342.28402.28404.97345.25383.71503.7150
S82.28402.28404.97344.97343.71505.25383.7150

picture of Octasulfur state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S5 S4 108.830 S1 S8 S2 108.830
S2 S7 S3 108.830 S3 S6 S4 108.830
S5 S1 S8 108.830 S5 S4 S6 108.830
S6 S3 S7 108.830 S7 S2 S8 108.830
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.000      
2 S 0.000      
3 S 0.000      
4 S 0.000      
5 S 0.000      
6 S 0.000      
7 S 0.000      
8 S 0.000      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x 0.358 0.000 0.000
y 0.000 0.358 0.000
z 0.000 0.000 -0.717
Traceless
 xyz
x 0.538 0.000 0.000
y 0.000 0.538 0.000
z 0.000 0.000 -1.075
Polar
3z2-r2-2.150
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 32.876 0.000 0.000
y 0.000 32.876 0.000
z 0.000 0.000 13.591


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000