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 As₄ (Arsenic tetramer)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		650
	Energy 298.15K		299
	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		650
	HOMO-LUMO Energies		601
	Barriers to Internal Rotation		0
Geometries	Cartesians	x	650
	Internal Coordinates	x	650	x
	Products of moments of inertia		643
	Rotational Constants		650
	Point Group		651
Vibrations	Vibrational Frequencies		631
	Vibrational Intensities		598
	Zero-point energies		631
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		188
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		371
	Dipole		506
	Quadrupole		411
	Polarizability	x	437	x
Other results	Spin		0
	Number of basis functions		32
	Conformations		1