return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for ClSSCl (Disulfur dichloride)

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-1708.803927
Energy at 298.15K-1708.804295
HF Energy-1708.803927
Nuclear repulsion energy332.644200
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 wB97X-D/3-21G*
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 531 503 5.04      
2 A 461 437 38.56      
3 A 208 197 0.19      
4 A 93 88 0.36      
5 B 450 426 98.01      
6 B 245 232 6.66      

Unscaled Zero Point Vibrational Energy (zpe) 993.2 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 941.3 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 wB97X-D/3-21G*
ABC
0.18177 0.04571 0.04050

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.454 0.862 0.731
S2 -0.454 -0.862 0.731
Cl3 -0.454 2.064 -0.688
Cl4 0.454 -2.064 -0.688

Atom - Atom Distances (Å)
  S1 S2 Cl3 Cl4
S11.94812.06903.2517
S21.94813.25172.0690
Cl32.06903.25174.2266
Cl43.25172.06904.2266

picture of Disulfur dichloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 Cl4 108.051 S2 S1 Cl3 108.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.139      
2 S 0.139      
3 Cl -0.139      
4 Cl -0.139      


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 1.133 1.133
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.218 1.058 0.000
y 1.058 -52.904 0.000
z 0.000 0.000 -50.621
Traceless
 xyz
x 0.544 1.058 0.000
y 1.058 -1.984 0.000
z 0.000 0.000 1.440
Polar
3z2-r22.880
x2-y21.686
xy1.058
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.963 -0.674 0.000
y -0.674 12.341 0.000
z 0.000 0.000 6.694


<r2> (average value of r2) Å2
<r2> 246.979
(<r2>)1/2 15.716