Polonium (IV) iodide
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| General | ||||||||||
| Surname | Polonium (IV) iodide | |||||||||
| other names |
Polonium tetraiodide |
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| Molecular formula | PoI 4 | |||||||||
| Brief description |
black solid |
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| properties | ||||||||||
| Molar mass | 716.62 g mol −1 | |||||||||
| Physical state |
firmly |
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| Melting point |
Decomposes above 200 ° C |
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| solubility |
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| Hazard and safety information | ||||||||||
 Radioactive |
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| As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . | ||||||||||
Polonium (IV) iodide , PoI 4 , is a chemical compound of polonium from the group of iodides .
Extraction and presentation
Polonium (IV) iodide is obtained by heating polonium (IV) oxide in hydrogen iodide .
properties
The compound appears as a black solid which is volatile. The polonium is reduced by hydrogen sulfide .
Individual evidence
- ↑ a b c d K. W. Bagnall, RWM D'Eye, JH Freeman: 657. The polonium halides. Part III. Polonium tetraiodide . J. Chem. Soc., 1956, pp. 3385-3389 , doi : 10.1039 / JR9560003385 .
- ↑ a b c M. Schmidt, W. Siebert, KW Bagnall: The Chemistry of Sulfur, Selenium, Tellurium and Polonium: Pergamon Texts in Inorganic Chemistry . tape 15 . Elsevier, 2013, ISBN 1-4831-5865-9 , pp. 961-962 .
- ↑ The hazards emanating from radioactivity do not belong to the properties to be classified according to the GHS labeling. With regard to other hazards, this substance has either not yet been classified or a reliable and citable source has not yet been found.