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 C₂O₄^-- (oxalate anion)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		314
	Energy 298.15K		15
	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		302
	HOMO-LUMO Energies		309
	Barriers to Internal Rotation		0
Geometries	Cartesians		282
	Internal Coordinates		280
	Products of moments of inertia		298
	Rotational Constants		306
	Point Group		312
Vibrations	Vibrational Frequencies		315
	Vibrational Intensities		315
	Zero-point energies		315
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		4
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		181
	Dipole		215
	Quadrupole		206
	Polarizability		216
Other results	Spin		0
	Number of basis functions		12
	Conformations		2	x