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 C₁₂H₈ (Acenaphthylene)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K	x
	Enthalpy 0K
	Energy 0K		34
	Energy 298.15K		31
	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)	x	0	x
	Nuclear Repulsion Energy		32
	HOMO-LUMO Energies		35
	Barriers to Internal Rotation		0
Geometries	Cartesians		35
	Internal Coordinates		34
	Products of moments of inertia	x	34	x
	Rotational Constants	x	35	x
	Point Group		36
Vibrations	Vibrational Frequencies		33
	Vibrational Intensities		33
	Zero-point energies		33
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		0
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		26
	Dipole		30
	Quadrupole		26
	Polarizability		30
Other results	Spin		0
	Number of basis functions		1
	Conformations		1