Dilithium diiodide

Formula: I₂Li₂
Molecular weight: 267.691
CAS Registry Number: 37279-36-0
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Other data available:
- Gas phase thermochemistry data
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Gas phase ion energetics data

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV)	Method	Reference	Comment
9.23 ± 0.06	PE	Potts and Lee, 1979	Vertical value; LLK

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
Li₂I⁺	9.2 ± 0.3	I	EI	Platel, 1965	RDSH
Li⁺	11.6 ± 0.3	?	EI	Platel, 1965	RDSH
Li⁺	11.75 ± 0.20	LiI+I	EI	Friedman, 1955	RDSH

References

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Potts and Lee, 1979
Potts, A.W.; Lee, E.P.F., Photoelectron spectra and electronic structure of lithium halide monomers and dimers, J. Chem. Soc. Faraday Trans. 2, 1979, 75, 941. [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]

Friedman, 1955
Friedman, L., Mass spectrum of lithium iodide, J. Chem. Phys., 1955, 23, 477. [all data]

Notes

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Symbols used in this document:

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