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All results from a given calculation for LiAl (Lithium Aluminum)

using model chemistry: MP2=FULL/3-21G

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=FULL/3-21G
 hartrees
Energy at 0K-247.975573
Energy at 298.15K 
HF Energy-247.937328
Nuclear repulsion energy6.955077
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=FULL/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 288 275 11.01 506.42 0.04 0.08

Unscaled Zero Point Vibrational Energy (zpe) 144.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 137.5 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=FULL/3-21G
B
0.34384

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -2.411
Al2 0.000 0.000 0.556

Atom - Atom Distances (Å)
  Li1 Al2
Li12.9673
Al22.9673

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