Zinc Chloride

Formula: Cl₂Zn
Molecular weight: 136.29
IUPAC Standard InChI: InChI=1S/2ClH.Zn/h2*1H;/q;;+2/p-2
IUPAC Standard InChIKey: JIAARYAFYJHUJI-UHFFFAOYSA-L
CAS Registry Number: 7646-85-7
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript.
Other names: ZnCl2; Butter of zinc; Chlorure de zinc; Zinc (chlorure de); Zinc chloride (ZnCl2); Zinc dichloride; Zinc muriate; Zinc Butter; Zinco (cloruro di); Zinkchlorid; Zinkchloride; Tinning flux; UN 1840; UN 2331; Zinc chloride, anhydrous; Zinco; Zinctrace; Hydrochloric acid zinc salt (2:1)
Permanent link for this species. Use this link for bookmarking this species for future reference.
Information on this page:
Other data available:
- Phase change data
- Mass spectrum (electron ionization)
Data at other public NIST sites:
Options:
- Switch to calorie-based units

Gas phase ion energetics data

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
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
11.75 ± 0.23	EI	Kiser, Dillard, et al., 1969	RDSH
11.802 ± 0.005	PE	Wang, Niu, et al., 1990	Vertical value; LL
11.83	PE	Bauschlicher, Rosi, et al., 1990	Vertical value; LL
11.85	PE	Berkowitz, 1974	Vertical value; LLK
11.87 ± 0.05	PE	Cocksey, Eland, et al., 1973	Vertical value; LLK
11.7	PE	Boggess, Allen, et al., 1973	Vertical value; LLK

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
Cl⁺	19.6 ± 0.3	?	EI	Kiser, Dillard, et al., 1969	RDSH
ZnCl⁺	13.7 ± 0.2	Cl	EI	Kiser, Dillard, et al., 1969	RDSH
Zn⁺	14.6 ± 0.3	?	EI	Kiser, Dillard, et al., 1969	RDSH

References

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

Kiser, Dillard, et al., 1969
Kiser, R.W.; Dillard, J.G.; Dugger, D.L., Mass spectrometry of inorganic halides, Advan. Chem. Ser., 1969, 72, 153. [all data]

Wang, Niu, et al., 1990
Wang, L.-S.; Niu, B.; Lee, Y.T.; Shirley, D.A., Electronic structure and chemical bonding of the first row transition metal dichlorides, MnCl₂, NiCl₂, and ZnCl₂: A high resolution photoelectron spectroscopic study, J. Chem. Phys., 1990, 93, 957. [all data]

Bauschlicher, Rosi, et al., 1990
Bauschlicher, C.W., Jr.; Rosi, M.; Langhoff, S.R., The photoelectron spectroscopy of ZnCl₂, Chem. Phys., 1990, 146, 237. [all data]

Berkowitz, 1974
Berkowitz, J., PES of high-temperature vapors. VI. 304 A and 584 APES of Zn, Cd, and Hg halides and the electronegativity scale, J. Chem. Phys., 1974, 61, 407. [all data]

Cocksey, Eland, et al., 1973
Cocksey, B.G.; Eland, J.H.D.; Danby, C.J., Photoelectron spectra of the zinc and cadmium halides, J. Chem. Soc. Faraday Trans. 2, 1973, 69, 1558. [all data]

Boggess, Allen, et al., 1973
Boggess, G.W.; Allen, J.D., Jr.; Schweitzer, G.K., The photoelectron spectra of gaseous zinc(II) and cadmium(II) chlorides, bromides, and iodides, J. Electron Spectrosc. Relat. Phenom., 1973, 2, 467. [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
The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
Customer support for NIST Standard Reference Data products.