Cobalt(II) fluoride
chemical compound / From Wikipedia, the free encyclopedia
Cobalt(II) fluoride, also known as cobaltous fluoride, is a chemical compound. Its chemical formula is CoF2. It contains cobalt in its +2 oxidation state. It also contains fluoride ions.
Quick Facts Names, Identifiers ...
Names | ||
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IUPAC name
Cobalt(II) fluoride | ||
Other names
cobalt difluoride | ||
Identifiers | ||
3D model (JSmol) |
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ChemSpider | ||
ECHA InfoCard | 100.030.044 | |
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Properties | ||
CoF2 | ||
Molar mass | 96.93 g/mol | |
Appearance | Red crystalline solid | |
Density | 4.46 g/cm3 (anhydrous) 2.22 g/cm3 (tetrahydrate) | |
Melting point | 1,217 °C (2,223 °F; 1,490 K) | |
Boiling point | 1,400 °C (2,550 °F; 1,670 K) | |
1.4 g/100 mL (25 °C) | ||
Solubility | soluble in HF insoluble in alcohol, ether, benzene | |
Structure | ||
tetragonal (a,hydrous) orthorhombic (tetrahydrate) | ||
Hazards | ||
NFPA 704 |
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Related compounds | ||
Other anions | cobalt(II) oxide, cobalt(II) chloride | |
Other cations | iron(II) fluoride, nickel(II) fluoride | |
Related compounds | cobalt trifluoride | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | ||
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