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

using model chemistry: QCISD/6-31G*

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 QCISD/6-31G*
 hartrees
Energy at 0K-2163.184751
Energy at 298.15K 
HF Energy-2163.076879
Nuclear repulsion energy85.860520
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 QCISD/6-31G*
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 268 255 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 134.0 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 127.6 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 QCISD/6-31G*
B
0.14092

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.750
Ga2 0.000 0.000 0.734

Atom - Atom Distances (Å)
  Al1 Ga2
Al12.4838
Ga22.4838

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 QCISD/6-31G*
 hartrees
Energy at 0K-2163.176251
Energy at 298.15K 
HF Energy-2163.064568
Nuclear repulsion energy70.721151
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 QCISD/6-31G*
Rotational Constants (cm-1) from geometry optimized at QCISD/6-31G*
B
0.09561

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -2.125
Ga2 0.000 0.000 0.891

Atom - Atom Distances (Å)
  Al1 Ga2
Al13.0155
Ga23.0155

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