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

using model chemistry: BLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-215.009691
Energy at 298.15K 
HF Energy-215.009691
Nuclear repulsion energy50.817228
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 BLYP/cc-pVTZ
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 654 652 0.00 7.03 0.05 0.09
2 Ag 353 352 0.00 0.22 0.23 0.37
3 B1u 661 659 253.67 0.00 0.00 0.00
4 B2u 550 548 262.46 0.00 0.00 0.00
5 B3g 542 541 0.00 1.07 0.75 0.86
6 B3u 281 280 180.17 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1520.6 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 1516.1 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 BLYP/cc-pVTZ
ABC
0.97274 0.24502 0.19572

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 1.111 0.000
Li2 0.000 -1.111 0.000
F3 0.000 0.000 1.346
F4 0.000 0.000 -1.346

Atom - Atom Distances (Å)
  Li1 Li2 F3 F4
Li12.22261.74521.7452
Li22.22261.74521.7452
F31.74521.74522.6912
F41.74521.74522.6912

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 79.105 Li1 F4 Li2 79.105
F3 Li1 F4 100.895 F3 Li2 F4 100.895
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.388      
2 Li 0.388      
3 F -0.388      
4 F -0.388      


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 -15.000 0.000 0.000
y 0.000 -3.835 0.000
z 0.000 0.000 -26.776
Traceless
 xyz
x 0.305 0.000 0.000
y 0.000 17.053 0.000
z 0.000 0.000 -17.358
Polar
3z2-r2-34.717
x2-y2-11.165
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.665 0.000 0.000
y 0.000 3.066 0.000
z 0.000 0.000 2.421


<r2> (average value of r2) Å2
<r2> 49.499
(<r2>)1/2 7.036