Diiron silicide

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| IUPACName = Diiron silicide

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|Section1={{Chembox Identifiers

| CASNo =

| CASNo_Ref = {{cascite|correct|CAS}}

| PubChem = 24945630

| InChI =1S/2Fe.Si

| InChIKey =JQEFXLZKSTUUEC-UHFFFAOYSA-N

| SMILES =[Si].[Fe].[Fe]

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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}

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|Section2={{Chembox Properties

| Formula = Fe2Si

| MolarMass = 139.78 g/mol

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|Section3={{Chembox Structure

| CrystalStruct = Trigonal (Ni2Al-type){{cite journal|last1=Khalaff|first1=K.|last2=Schubert|first2=K.|title=Kristallstruktur von Fe2Si(h)|journal=Journal of the Less Common Metals|volume=35|issue=2|year=1974|pages=341–345|doi=10.1016/0022-5088(74)90247-1}}

| SpaceGroup = P{{overline|3}}m1 (No. 161), hP6

| LattConst_a = 0.281 nm

| LattConst_b = 0.281 nm

| LattConst_c = 0.281 nm

| UnitCellFormulas = 1

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|Section7={{Chembox Hazards

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| FlashPt = Non-flammable

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|Section8={{Chembox Related

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| OtherCations =Dicobalt silicide

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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

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{{Iron compounds}}

{{Silicides}}

Category:Iron compounds

Category:Transition metal silicides