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 HSSSH (trisulfane)

using model chemistry: B1B95/cc-pV(D+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 trans 1A
Energy calculated at B1B95/cc-pV(D+d)Z
 hartrees
Energy at 0K-1195.932695
Energy at 298.15K 
HF Energy-1195.932695
Nuclear repulsion energy196.315959
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 B1B95/cc-pV(D+d)Z
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 2677 2677 0.77      
2 A 871 871 0.16      
3 A 503 503 0.42      
4 A 343 343 24.74      
5 A 211 211 0.03      
6 B 2676 2676 3.40      
7 B 860 860 9.81      
8 B 485 485 27.67      
9 B 359 359 18.98      

Unscaled Zero Point Vibrational Energy (zpe) 4491.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4491.7 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 B1B95/cc-pV(D+d)Z
ABC
0.47706 0.09043 0.07847

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pV(D+d)Z

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.830
S2 0.000 1.662 -0.379
S3 0.000 -1.662 -0.379
H4 -1.334 1.761 -0.572
H5 1.334 -1.761 -0.572

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.05522.05522.61682.6168
S22.05523.32341.35173.6787
S32.05523.32343.67871.3517
H42.61681.35173.67874.4188
H52.61683.67871.35174.4188

picture of trisulfane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 98.246 S1 S3 H5 98.246
S2 S1 S3 107.908
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pV(D+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.065      
2 S -0.076      
3 S -0.076      
4 H 0.108      
5 H 0.108      


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 -0.635 0.635
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.817 -3.894 0.000
y -3.894 -38.690 0.000
z 0.000 0.000 -40.836
Traceless
 xyz
x 2.946 -3.894 0.000
y -3.894 0.137 0.000
z 0.000 0.000 -3.082
Polar
3z2-r2-6.165
x2-y21.873
xy-3.894
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.511 -0.763 0.000
y -0.763 10.691 0.000
z 0.000 0.000 5.628


<r2> (average value of r2) Å2
<r2> 138.628
(<r2>)1/2 11.774