Disodium diiodide

Formula: I₂Na₂
Molecular weight: 299.78848
IUPAC Standard InChI: InChI=1S/2HI.2Na/h2*1H;;/q;;2*+1/p-2
IUPAC Standard InChIKey: LVQSCKUKDKAQGO-UHFFFAOYSA-L
CAS Registry Number: 12401-65-9
Chemical structure:
This structure is also available as a 2d Mol file
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Gas phase ion energetics data

Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV)	Method	Reference
7.64	PI	Berkowitz and Chupka, 1966

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
Na₂I⁺	~7.80 ± 0.05	I	PI	Berkowitz and Chupka, 1966
Na₂I⁺	9.1 ± 0.3	I	EI	Platel, 1965

References

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Berkowitz and Chupka, 1966
Berkowitz, J.; Chupka, W.A., Photoionization of high-temperature vapors. I. The iodides of sodium, magnesium, and thallium, J. Chem. Phys., 1966, 45, 1287. [all data]

Platel, 1965
Platel, G., Mesures des potentials d'apparition des ions obtenus par impact electronique dans la phase vapeur des iodures alcalins et des melanges LiI-MI, J. Chim. Phys., 1965, 62, 1176. [all data]

Notes

Go To: Top, Gas phase ion energetics data, References

Symbols used in this document:

AE Appearance energy
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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