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 LiS (Lithium monosulfide)

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-404.978143
Energy at 298.15K-404.978071
HF Energy-404.978143
Nuclear repulsion energy11.563642
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 HF/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 572 516 95.95      

Unscaled Zero Point Vibrational Energy (zpe) 286.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 258.2 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 HF/6-31G**
B
0.60726

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.850
S2 0.000 0.000 0.347

Atom - Atom Distances (Å)
  Li1 S2
Li12.1966
S22.1966

picture of Lithium monosulfide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.398      
2 S -0.398      


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 -7.585 7.585
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.594 0.000 0.000
y 0.000 -19.103 0.000
z 0.000 0.000 -2.992
Traceless
 xyz
x -4.546 0.000 0.000
y 0.000 -9.810 0.000
z 0.000 0.000 14.356
Polar
3z2-r228.712
x2-y23.509
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.664 0.000 0.000
y 0.000 3.697 0.000
z 0.000 0.000 4.956


<r2> (average value of r2) Å2
<r2> 20.036
(<r2>)1/2 4.476