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)
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Phase change data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 134.5 | 760. | Bloom and Welch, 1958 | Based on data from 695. to 826. K. |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bloom and Welch, 1958
Bloom, H.; Welch, B.J.,
The Vapor Pressure of Cadmium and Zinc Chlorides,
J. Phys. Chem., 1958, 62, 12, 1594-1595, https://doi.org/10.1021/j150570a033
. [all data]
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, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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