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 O₂^-- (dioxygen dianion)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		580
	Energy 298.15K		10
	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		599
	HOMO-LUMO Energies		546
	Barriers to Internal Rotation		0
Geometries	Cartesians		599
	Internal Coordinates		599
	Products of moments of inertia		591
	Rotational Constants		599
	Point Group		600
Vibrations	Vibrational Frequencies		598
	Vibrational Intensities		598
	Zero-point energies		598
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		442
Electronic States	Electronic states		0
Electrostatics	Atom charges		360
	Dipole		476
	Quadrupole		418
	Polarizability		398
Other results	Spin		0
	Number of basis functions		172
	Conformations		1