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 FHF^- (Hydrogen difluoride anion)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K	x
	Enthalpy 0K
	Energy 0K		339
	Energy 298.15K		319
	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		336
	HOMO-LUMO Energies		339
	Barriers to Internal Rotation		0
Geometries	Cartesians		339
	Internal Coordinates		338
	Products of moments of inertia		323
	Rotational Constants		330
	Point Group		340
Vibrations	Vibrational Frequencies	fun.	328	x
	Vibrational Intensities		308
	Zero-point energies	x	328	x
	Vibrational scaling factors	x
	Anharmonic frequencies and constants
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		213
	Dipole		224
	Quadrupole		219
	Polarizability		239
Other results	Spin		0
	Number of basis functions		29
	Conformations		1