Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All data (experiment and calculated) in the CCCBDB for AlH₃⁺ (aluminum trihydride cation)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		345
	Energy 298.15K		194
	Atomization Enthalpy 298.15K		0
	Atomization Enthalpy 0K		0
	Entropy (298.15K)		0
	Entropy at any temperature		0
	Integrated Heat Capacity		0
	Heat Capacity (Cp)		0
	Nuclear Repulsion Energy		350
	HOMO-LUMO Energies		340
	Barriers to Internal Rotation		0
Geometries	Cartesians		364
	Internal Coordinates		364
	Products of moments of inertia		315
	Rotational Constants		321
	Point Group		358
Vibrations	Vibrational Frequencies		312
	Vibrational Intensities		282
	Zero-point energies		312
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		193
	Dipole		218
	Quadrupole		209
	Polarizability		341
Other results	Spin		355
	Number of basis functions		132
	Conformations		2	x