Lead dichloride

Formula: Cl₂Pb
Molecular weight: 278.1
IUPAC Standard InChI: InChI=1S/2ClH.Pb/h2*1H;/q;;+2/p-2
IUPAC Standard InChIKey: HWSZZLVAJGOAAY-UHFFFAOYSA-L
CAS Registry Number: 7758-95-4
Chemical structure:
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- X-ray Photoelectron Spectroscopy Database, version 5.0
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Phase change data

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Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)

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Temperature (K)	A	B	C	Reference	Comment
931. to 1154.	4.42067	4564.909	-194.347	Barchuk and Dubovoi, 1973	Coefficents calculated by NIST from author's data.
820. to 1227.	4.63732	4896.563	-168.921	Stull, 1947	Coefficents calculated by NIST from author's data.

Gas phase ion energetics data

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Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
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
10.2	PE	Novak and Potts, 1984	LBLHLM
10.3 ± 0.1	EI	Hastie, Bloom, et al., 1967	RDSH
11.2 ± 0.2	EI	Bloom and Hastie, 1966	RDSH
10.34	PE	Novak and Potts, 1984	Vertical value; LBLHLM
10.11	PE	Berkowitz, 1972	Vertical value; LLK

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
PbCl⁺	10.7 ± 0.1	Cl	EI	Hastie, Bloom, et al., 1967	RDSH
PbCl⁺	~7.1	Cl^-	EI	Hastie, Bloom, et al., 1967	RDSH
PbCl⁺	11.7 ± 0.2	Cl	EI	Bloom and Hastie, 1966	RDSH

References

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Barchuk and Dubovoi, 1973
Barchuk, V.T.; Dubovoi, P.G., Measurement of a Saturated Vapor Pressure Over Highly Volitile Salt Melts, Ukr. Khim. Zh. (Russ. Ed.), 1973, 39, 8, 838-840. [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Novak and Potts, 1984
Novak, I.; Potts, A.W., Ultraviolet photoelectron spectra of gas phase and condensed tin and lead dihalides (MX₂, M = Sn, Pb X = Cl, Br, I), J. Electron Spectrosc. Relat. Phenom., 1984, 33, 1. [all data]

Hastie, Bloom, et al., 1967
Hastie, J.W.; Bloom, H.; Morrison, J.D., Electronimpact studies of PbCl₂, PbBr₂, and PbClBr, J. Chem. Phys., 1967, 47, 1580. [all data]

Bloom and Hastie, 1966
Bloom, H.; Hastie, J.W., Vapour phase composition above molten salt mixtures: a mass spectrometric study, Australian J. Chem., 1966, 19, 1003. [all data]

Berkowitz, 1972
Berkowitz, J., Photoelectron spectroscopic studies with a cylindrical-mirror analyzer in Electron Spectroscopy, ed. D.A. Shirley (North-Holland Pub. Co., Amsterdam), 1972. [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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