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All results from a given calculation for AlF (Aluminum monofluoride)

using model chemistry: MP2/3-21G*

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 MP2/3-21G*
 hartrees
Energy at 0K-339.786055
Energy at 298.15K 
HF Energy-339.623359
Nuclear repulsion energy37.557188
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 MP2/3-21G*
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 931 885 52.74 4.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 465.4 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 442.7 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 MP2/3-21G*
B
0.55641

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.674
F2 0.000 0.000 -0.974

Atom - Atom Distances (Å)
  Al1 F2
Al11.6485
F21.6485

picture of Aluminum monofluoride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability