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All results from a given calculation for SiSe (Silicon Monoselenide)

using model chemistry: B3LYP/LANL2DZ

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 B3LYP/LANL2DZ
 hartrees
Energy at 0K-13.099388
Energy at 298.15K-13.097055
HF Energy-13.099388
Nuclear repulsion energy5.895998
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 B3LYP/LANL2DZ
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 514 494 16.37      

Unscaled Zero Point Vibrational Energy (zpe) 256.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 246.9 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 B3LYP/LANL2DZ
B
0.17533

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -1.526
Se2 0.000 0.000 0.628

Atom - Atom Distances (Å)
  Si1 Se2
Si12.1540
Se22.1540

picture of Silicon Monoselenide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.277      
2 Se -0.277      


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 -1.579 1.579
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.412 0.000 0.000
y 0.000 -26.412 0.000
z 0.000 0.000 -27.668
Traceless
 xyz
x 0.628 0.000 0.000
y 0.000 0.628 0.000
z 0.000 0.000 -1.256
Polar
3z2-r2-2.512
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 2.849 0.000 0.000
y 0.000 2.849 0.000
z 0.000 0.000 11.224


<r2> (average value of r2) Å2
<r2> 28.438
(<r2>)1/2 5.333