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

using model chemistry: MP4=FULL/cc-pVTZ

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 MP4=FULL/cc-pVTZ
 hartrees
Energy at 0K-107.294650
Energy at 298.15K-107.294719
HF Energy-106.980042
Nuclear repulsion energy9.042521
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 MP4=FULL/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 Σ 910 876        

Unscaled Zero Point Vibrational Energy (zpe) 455.0 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 438.1 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 MP4=FULL/cc-pVTZ
B
1.31836

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.395
Li2 0.000 0.000 -1.185

Atom - Atom Distances (Å)
  F1 Li2
F11.5797
Li21.5797

picture of lithium fluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability