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All results from a given calculation for S8 (Octasulfur)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D4D 1A1
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-3185.470142
Energy at 298.15K-3185.471174
Nuclear repulsion energy1203.306023
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 B3PW91/cc-pVTZ
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 486 467 0.00      
2 A1 216 208 0.00      
3 B1 404 389 0.00      
4 B2 243 233 3.06      
5 E1 479 461 2.62      
5 E1 479 461 2.62      
6 E1 192 185 4.26      
6 E1 192 185 4.26      
7 E2 476 458 0.00      
7 E2 476 458 0.00      
8 E2 147 141 0.00      
8 E2 147 141 0.00      
9 E2 74 71 0.00      
9 E2 74 71 0.00      
10 E3 430 414 0.00      
10 E3 430 414 0.00      
11 E3 251 241 0.00      
11 E3 251 241 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 2722.6 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 2618.1 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 B3PW91/cc-pVTZ
ABC
0.02158 0.02158 0.01173

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is D4d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 2.371 0.494
S2 2.371 0.000 0.494
S3 0.000 -2.371 0.494
S4 -2.371 0.000 0.494
S5 -1.676 1.676 -0.494
S6 -1.676 -1.676 -0.494
S7 1.676 -1.676 -0.494
S8 1.676 1.676 -0.494

Atom - Atom Distances (Å)
  S1 S2 S3 S4 S5 S6 S7 S8
S13.35294.74173.35292.06644.49094.49092.0664
S23.35293.35294.74174.49094.49092.06642.0664
S34.74173.35293.35294.49092.06642.06644.4909
S43.35294.74173.35292.06642.06644.49094.4909
S52.06644.49094.49092.06643.35294.74173.3529
S64.49094.49092.06642.06643.35293.35294.7417
S74.49092.06642.06644.49094.74173.35293.3529
S82.06642.06644.49094.49093.35294.74173.3529

picture of Octasulfur state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S5 S4 108.448 S1 S8 S2 108.448
S2 S7 S3 108.448 S3 S6 S4 108.448
S5 S1 S8 108.448 S5 S4 S6 108.448
S6 S3 S7 108.448 S7 S2 S8 108.448
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ 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 0.290 0.000 0.000
y 0.000 0.290 0.000
z 0.000 0.000 -0.580
Traceless
 xyz
x 0.435 0.000 0.000
y 0.000 0.435 0.000
z 0.000 0.000 -0.870
Polar
3z2-r2-1.740
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 27.363 0.000 0.000
y 0.000 27.363 0.000
z 0.000 0.000 14.558


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