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All results from a given calculation for FSSF (Difluorodisulfane)

using model chemistry: wB97X-D/TZVP

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/TZVP
 hartrees
Energy at 0K-996.049426
Energy at 298.15K-996.050356
HF Energy-996.049426
Nuclear repulsion energy226.565764
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/TZVP
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 717 684 95.96      
2 A 588 561 3.03      
3 A 282 270 0.71      
4 A 180 172 3.57      
5 B 683 652 228.53      
6 B 318 304 15.54      

Unscaled Zero Point Vibrational Energy (zpe) 1383.5 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 1321.3 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/TZVP
ABC
0.35405 0.09111 0.08446

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.396 0.892 -0.412
S2 0.396 -0.892 -0.412
F3 0.396 1.756 0.733
F4 -0.396 -1.756 0.733

Atom - Atom Distances (Å)
  S1 S2 F3 F4
S11.95261.63842.8854
S21.95262.88541.6384
F31.63842.88543.6010
F42.88541.63843.6010

picture of Difluorodisulfane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 F4 106.603 S2 S1 F3 106.603
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.286      
2 S 0.286      
3 F -0.286      
4 F -0.286      


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 -1.941 1.941
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.676 -2.532 0.000
y -2.532 -37.805 0.000
z 0.000 0.000 -35.521
Traceless
 xyz
x 1.987 -2.532 0.000
y -2.532 -2.707 0.000
z 0.000 0.000 0.720
Polar
3z2-r21.439
x2-y23.129
xy-2.532
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.808 -0.778 0.000
y -0.778 7.831 0.000
z 0.000 0.000 3.891


<r2> (average value of r2) Å2
<r2> 126.756
(<r2>)1/2 11.259