Manganese(II) iodide
Manganese(II) iodide is the chemical compound composed of manganese and iodine with the formula MnI2.
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| IUPAC name
Manganese(II) iodide | |
| Identifiers | |
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| ChemSpider | |
| ECHA InfoCard | 100.029.274 |
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| Properties | |
Chemical formula |
MnI2 |
| Molar mass | 308.747 g/mol |
| Appearance | pink crystalline (looks like MnBr2) |
| Density | 5.01 g/cm3 |
| Melting point | 701 °C (1,294 °F; 974 K) (anhydrous) 80 °C (tetrahydrate) |
| Boiling point | 1,033 °C (1,891 °F; 1,306 K) |
Solubility in water |
soluble |
Magnetic susceptibility (χ) |
+14,400·10−6 cm3/mol |
| Structure | |
Crystal structure |
Rhombohedral, hP3, SpaceGroup = P-3m1, No. 164 |
Coordination geometry |
octahedral |
| Hazards | |
EU classification (DSD) (outdated) |
Harmful (Xn) |
| R-phrases (outdated) | R20/21/22 |
| S-phrases (outdated) | S36[1] |
| NFPA 704 (fire diamond) | 
0
1
1 |
| Flash point | non-flammable |
| Related compounds | |
Other anions |
Manganese(II) fluoride Manganese(II) chloride Manganese(II) bromide |
Other cations |
Iron(II) iodide Cobalt(II) iodide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
It can be used as a pink pigment or as a source of the manganese ion or iodide ion. It is often used in the lighting industry.[2]
References
- "223646 Manganese(II) iodide 98%". Sigma-Aldrich. Retrieved 2011-08-05.
- Cepanec, Ivica (2004). Synthesis of Biaryls. Elseveir. p. 104. ISBN 0-08-044412-1. Retrieved 2008-06-18.
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