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All results from a given calculation for AlO (Aluminum monoxide)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-312.825984
Energy at 298.15K-312.826003
HF Energy-312.772327
Nuclear repulsion energy34.308452
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/STO-3G
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 1076 938 1.58      

Unscaled Zero Point Vibrational Energy (zpe) 538.0 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 469.1 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 MP2/STO-3G
B
0.65240

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.611
O2 0.000 0.000 -0.993

Atom - Atom Distances (Å)
  Al1 O2
Al11.6041
O21.6041

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