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 SiH₂^- (silicon dihydride anion)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		300
	Energy 298.15K		289
	Atomization Enthalpy 298.15K		2
	Atomization Enthalpy 0K		233
	Entropy (298.15K)	x	0	x
	Entropy at any temperature		0
	Integrated Heat Capacity		0
	Heat Capacity (Cp)		0
	Nuclear Repulsion Energy		289
	HOMO-LUMO Energies		292
	Barriers to Internal Rotation		0
Geometries	Cartesians		291
	Internal Coordinates		290
	Products of moments of inertia		287
	Rotational Constants		292
	Point Group		293
Vibrations	Vibrational Frequencies		290
	Vibrational Intensities		273
	Zero-point energies		290
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		167
	Dipole		189
	Quadrupole		184
	Polarizability		177
Other results	Spin		279
	Number of basis functions		79
	Conformations		1