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 PH₂ (Phosphino radical)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K	x
	Enthalpy 0K	x
	Energy 0K		252
	Energy 298.15K		237
	Atomization Enthalpy 298.15K	x	174	x
	Atomization Enthalpy 0K	x	180	x
	Entropy (298.15K)	x	169	x
	Entropy at any temperature		169
	Integrated Heat Capacity	x	169	x
	Heat Capacity (Cp)	x	169	x
	Nuclear Repulsion Energy		214
	HOMO-LUMO Energies		218
	Barriers to Internal Rotation		0
Geometries	Cartesians	x	201
	Internal Coordinates	x	200	x
	Products of moments of inertia	x	196	x
	Rotational Constants	x	201	x
	Point Group		202
Vibrations	Vibrational Frequencies	fun.	197	x
	Vibrational Intensities		256
	Zero-point energies		197
	Vibrational scaling factors
	Anharmonic frequencies and constants		1
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		122
	Dipole		127
	Quadrupole		129
	Polarizability		184
Other results	Spin		130
	Number of basis functions		30
	Conformations		1