Chemistry:Diiron silicide
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| Names | |
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| IUPAC name
Diiron silicide
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| Identifiers | |
3D model (JSmol)
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PubChem CID
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| Properties | |
| Fe2Si | |
| Molar mass | 139.78 g/mol |
| Structure | |
| Trigonal (Ni2Al-type)[1] | |
| P3m1 (No. 161), hP6 | |
a = 0.281 nm, b = 0.281 nm, c = 0.281 nm
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Formula units (Z)
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1 |
| Hazards | |
| Flash point | Non-flammable |
| Related compounds | |
Other cations
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Dicobalt silicide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
 (what is   ?)
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| Infobox references | |
Diiron silicide (Fe2Si) is an intermetallic compound, a silicide of iron. It occurs in cosmic dust as the mineral hapkeite. It is a non-stoichiometric compound where the Fe:Si ratio depends on the sample preparation. A related compound Fe5Si3 occurs in nature as the mineral xifengite.
See also
References
- ↑ Khalaff, K.; Schubert, K. (1974). "Kristallstruktur von Fe2Si(h)". Journal of the Less Common Metals 35 (2): 341–345. doi:10.1016/0022-5088(74)90247-1.
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