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All results from a given calculation for LiSe (Lithium monoselenide)

using model chemistry: PBEPBE/TZVP

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 PBEPBE/TZVP
 hartrees
Energy at 0K-2408.689688
Energy at 298.15K 
HF Energy-2408.689688
Nuclear repulsion energy23.397928
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 PBEPBE/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 Σ 494 489 71.40 68.95 0.23 0.37

Unscaled Zero Point Vibrational Energy (zpe) 247.1 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 244.3 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 PBEPBE/TZVP
B
0.49114

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -2.120
Se2 0.000 0.000 0.187

Atom - Atom Distances (Å)
  Li1 Se2
Li12.3069
Se22.3069

picture of Lithium monoselenide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.513      
2 Se -0.513      


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 -6.947 6.947
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.154 0.000 0.000
y 0.000 -25.079 0.000
z 0.000 0.000 -5.297
Traceless
 xyz
x -5.966 0.000 0.000
y 0.000 -11.853 0.000
z 0.000 0.000 17.820
Polar
3z2-r235.639
x2-y23.925
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.473 0.000 0.000
y 0.000 4.705 0.000
z 0.000 0.000 7.744


<r2> (average value of r2) Å2
<r2> 25.399
(<r2>)1/2 5.040