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All results from a given calculation for SiS (silicon monosulfide)

using model chemistry: PBE1PBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at PBE1PBE/Def2TZVPP
 hartrees
Energy at 0K-687.450967
Energy at 298.15K 
HF Energy-687.450967
Nuclear repulsion energy61.422986
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 PBE1PBE/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 767 767 52.65 46.71 0.28 0.43

Unscaled Zero Point Vibrational Energy (zpe) 383.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 383.5 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 PBE1PBE/Def2TZVPP
B
0.30337

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -1.029
S2 0.000 0.000 0.901

Atom - Atom Distances (Å)
  Si1 S2
Si11.9298
S21.9298

picture of silicon monosulfide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.250      
2 S -0.250      


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 -1.729 1.729
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.184 0.000 0.000
y 0.000 -25.184 0.000
z 0.000 0.000 -25.735
Traceless
 xyz
x 0.276 0.000 0.000
y 0.000 0.276 0.000
z 0.000 0.000 -0.551
Polar
3z2-r2-1.102
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.999 0.000 0.000
y 0.000 4.999 0.000
z 0.000 0.000 9.235


<r2> (average value of r2) Å2
<r2> 43.652
(<r2>)1/2 6.607