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All results from a given calculation for Li2F2 (Lithium fluoride dimer)

using model chemistry: wB97X-D/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at wB97X-D/6-311G*
 hartrees
Energy at 0K-214.960284
Energy at 298.15K 
HF Energy-214.960284
Nuclear repulsion energy51.220659
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 wB97X-D/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 697 697 0.00 3.24 0.10 0.17
2 Ag 361 361 0.00 0.33 0.39 0.56
3 B1u 717 717 250.29 0.00 0.00 0.00
4 B2u 593 593 285.67 0.00 0.00 0.00
5 B3g 604 604 0.00 0.51 0.75 0.86
6 B3u 291 291 201.11 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1631.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1631.2 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 wB97X-D/6-311G*
ABC
0.98696 0.24907 0.19888

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 1.103 0.000
Li2 0.000 -1.103 0.000
F3 0.000 0.000 1.335
F4 0.000 0.000 -1.335

Atom - Atom Distances (Å)
  Li1 Li2 F3 F4
Li12.20661.73161.7316
Li22.20661.73161.7316
F31.73161.73162.6693
F41.73161.73162.6693

picture of Lithium fluoride dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 F3 Li2 79.158 Li1 F4 Li2 79.158
F3 Li1 F4 100.842 F3 Li2 F4 100.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.589      
2 Li 0.589      
3 F -0.589      
4 F -0.589      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.167 0.000 0.000
y 0.000 -3.234 0.000
z 0.000 0.000 -26.211
Traceless
 xyz
x 0.555 0.000 0.000
y 0.000 16.955 0.000
z 0.000 0.000 -17.511
Polar
3z2-r2-35.021
x2-y2-10.934
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.760 0.000 0.000
y 0.000 2.316 0.000
z 0.000 0.000 1.618


<r2> (average value of r2) Å2
<r2> 48.446
(<r2>)1/2 6.960