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All results from a given calculation for FSSF (Difluorodisulfane)

using model chemistry: wB97X-D/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-995.932568
Energy at 298.15K-995.933506
HF Energy-995.932568
Nuclear repulsion energy226.821524
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/cc-pVDZ
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 726 692 100.95      
2 A 598 570 2.34      
3 A 281 268 0.88      
4 A 179 171 3.31      
5 B 693 660 230.84      
6 B 315 300 16.24      

Unscaled Zero Point Vibrational Energy (zpe) 1396.2 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 1330.0 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/cc-pVDZ
ABC
0.35423 0.09142 0.08456

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.392 0.892 -0.417
S2 0.392 -0.892 -0.417
F3 0.392 1.747 0.742
F4 -0.392 -1.747 0.742

Atom - Atom Distances (Å)
  S1 S2 F3 F4
S11.94861.63952.8823
S21.94862.88231.6395
F31.63952.88233.5807
F42.88231.63953.5807

picture of Difluorodisulfane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 F4 106.577 S2 S1 F3 106.577
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.317      
2 S 0.317      
3 F -0.317      
4 F -0.317      


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 -1.870 1.870
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.925 -2.482 0.000
y -2.482 -38.020 0.000
z 0.000 0.000 -35.800
Traceless
 xyz
x 1.984 -2.482 0.000
y -2.482 -2.657 0.000
z 0.000 0.000 0.673
Polar
3z2-r21.345
x2-y23.094
xy-2.482
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.546 -0.603 0.000
y -0.603 8.301 0.000
z 0.000 0.000 4.682


<r2> (average value of r2) Å2
<r2> 126.687
(<r2>)1/2 11.256