Rhenium tetraiodide
| Names | |
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| Other names
Rhenium(IV) iodide, tetraiodorhenium
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| Identifiers | |
3D model (
JSmol ) |
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| ChemSpider | |
PubChem CID
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SMILES
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| Properties | |
| I4Re | |
| Molar mass | 693.825 g·mol−1 |
| Appearance | black solid |
| Density | g/cm3 |
| reacts with water | |
| Related compounds | |
Related compounds
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Iridium tetraiodide
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Rhenium tetraiodide is a binary chemical compound of rhenium and iodide with the chemical formula ReI
4.[1][2][3]
Synthesis
Rhenium tetraiodide can be obtained via the reduction of perrhenic acid with hydrogen iodide:[4]
- 2HReO4 + 14HI4 → 2ReI4 + 3I2 + 8H2O
Physical properties
Rhenium tetraiodide forms black solid substance which is soluble in acetone and ether. Hydrolyzed by water, hygroscopic.[5]
Chemical properties
Rhenium tetraiodide is hydrolyzed by water:[5]
- ReI4 + 2H2O → ReO2 + 4HI
Rhenium tetraiodide decomposes when heated:[5][6]
- ReI4 → ReI3, ReI2, ReI, I2
References
- ^ "WebElements Periodic Table » Rhenium » rhenium tetraiodide". webelements.com. Retrieved 7 May 2023.
- S2CID 4208748. Retrieved 7 May 2023.
- ISSN 0368-1769. Retrieved 7 May 2023.
- ISBN 978-1-4831-8762-4. Retrieved 7 May 2023.
- ^ a b c Savit︠s︡kiĭ, Evgeniĭ Mikhaĭlovich; Tulkina, Marii︠a︡ Aronovna; Povarova, Kira Borisovna (1970). Rhenium Alloys. Israel Program for Scientific Translations; [available from the U.S. Department of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.] p. 62. Retrieved 9 May 2023.
- ^ "CharChem. Rhenium(IV) iodide". easychem.org. Retrieved 9 May 2023.
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