Stannic bromide
- Formula: Br4Sn
- Molecular weight: 438.326
- IUPAC Standard InChI: InChI=1S/4BrH.Sn/h4*1H;/q;;;;+4/p-4
- IUPAC Standard InChIKey: LTSUHJWLSNQKIP-UHFFFAOYSA-J
- CAS Registry Number: 7789-67-5
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Tin (IV) bromide; SnBr4; Stannic tetrabromide; Stannane, tetrabromo-; Tin(IV) bromide (1:4); Tin perbromide; Tin tetrabromide; Tetrabromostannane
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Phase change data
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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:
AC - William E. Acree, Jr., James S. Chickos
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 |
|---|---|---|---|---|---|
| 331.4 to 477.9 | 4.3977 | 1929.929 | -38.062 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 62.4 | 278. | Seki, 1941 | Based on data from 257. to 299. K.; AC |
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 by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 10.6 ± 0.4 | EI | Knowles, Nicholson, et al., 1970 | |
| 11.0 | PE | Green, Green, et al., 1970 | Vertical value |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| SnBr+ | 13.7 ± 1.0 | ? | EI | Knowles, Nicholson, et al., 1970 | |
| SnBr2+ | 12.0 ± 1.0 | ? | EI | Knowles, Nicholson, et al., 1970 | |
| SnBr3+ | 11.3 ± 0.4 | Br | EI | Knowles, Nicholson, et al., 1970 | |
| Sn+ | 18.5 ± 1.0 | ? | EI | Knowles, Nicholson, et al., 1970 |
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.
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]
Seki, 1941
Seki, S.,
J. Chem. Soc. Jpn., 1941, 62, 789. [all data]
Knowles, Nicholson, et al., 1970
Knowles, D.J.; Nicholson, A.J.C.; Swingler, D.L.,
Electron impact studies. II.Stannous bromide and stannic bromide,
J. Phys. Chem., 1970, 74, 3642. [all data]
Green, Green, et al., 1970
Green, J.C.; Green, M.L.H.; Joachim, P.J.; Orchard, A.F.; Turner, D.W.,
A study of the bonding in the group IV tetrahalides by photoelectron spectroscopy,
Phil. Trans. Roy. Soc. (London), 1970, A268, III. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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