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All results from a given calculation for AlGa (Aluminum Gallium)

using model chemistry: CID/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-2154.704288
Energy at 298.15K 
HF Energy-2154.586784
Nuclear repulsion energy83.196247
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 CID/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 289 269 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 144.3 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 134.2 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 CID/3-21G*
B
0.13231

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.806
Ga2 0.000 0.000 0.757

Atom - Atom Distances (Å)
  Al1 Ga2
Al12.5633
Ga22.5633

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

State 2 (1Σ)

Jump to S1C1
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-2154.695117
Energy at 298.15K 
HF Energy-2154.575310
Nuclear repulsion energy72.612708
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 CID/3-21G*
Rotational Constants (cm-1) from geometry optimized at CID/3-21G*
B
0.10079

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -2.069
Ga2 0.000 0.000 0.868

Atom - Atom Distances (Å)
  Al1 Ga2
Al12.9369
Ga22.9369

picture of Aluminum Gallium state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability