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All results from a given calculation for LiF (lithium fluoride)

using model chemistry: MP2/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 MP2/LANL2DZ
 hartrees
Energy at 0K-107.087246
Energy at 298.15K-107.087310
HF Energy-106.957359
Nuclear repulsion energy8.792402
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 MP2/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 896 863 117.19      

Unscaled Zero Point Vibrational Energy (zpe) 448.1 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 431.6 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 MP2/LANL2DZ
B
1.24592

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.406
Li2 0.000 0.000 -1.219

Atom - Atom Distances (Å)
  F1 Li2
F11.6250
Li21.6250

picture of lithium fluoride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability