Zinc bromide
chemical compound
Zinc bromide is a chemical compound. Its chemical formula is ZnBr2. It contains zinc and bromide ions.
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| Names | ||
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| IUPAC name
Zinc bromide
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| Other names
Zinc(II) bromide,
Zinc dibromide | ||
| Identifiers | ||
3D model (JSmol)
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| ECHA InfoCard | 100.028.836 | |
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| Properties | ||
| ZnBr2 | ||
| Molar mass | 225.198 g/mol | |
| Appearance | white crystalline powder hygroscopic | |
| Density | 4.20 g/cm3 (20 °C) 4.22 g/cm3 (25 °C) | |
| Melting point | 394 °C (741 °F; 667 K) | |
| Boiling point | 697 °C (1,287 °F; 970 K) | |
| 311 g/100 mL (0 °C) 447 g/100 mL (20 °C)[1] 538 g/100 mL (100 °C)[2] | ||
| Solubility | very soluble in alcohol, ether, acetone, tetrahydrofuran | |
Refractive index (nD)
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1.5452 | |
| Hazards | ||
| NFPA 704 |
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| Flash point | Non-flammable | |
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| Other anions | {{{value}}} | |
| Other cations | {{{value}}} | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | ||
 verify (what is   ?)
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| Infobox references | ||
Properties
changeZinc bromide is a colorless solid. It dissolves in water. It makes an acidic solution.
Preparation
changeIt can be made by reacting barium bromide with zinc sulfate. This forms barium sulfate which can be filtered out. It can also be made by reacting zinc with bromine. It can also be made by reacting zinc with hydrogen bromide or hydrobromic acid.
Uses
changeIt can be used in organic chemistry. It can be used as a shield against radiation. There is a battery that uses zinc bromide.
Related pages
changeReferences
change- ↑ Patnaik, P. (2003). Handbook of Inorganic Chemicals. McGraw-Hill Professional. ISBN 0-07-049439-8.
- ↑ "Zinc Bromide". Chemicalland21.