strontium azide
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| ImageFile = Strontium azide.png
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| IUPACName = Strontium azide
| OtherNames = Strontium diazide
| Section1 = {{Chembox Identifiers
| CASNo = 19465-89-5
| PubChem = 57375454
| EC_number =
| ChemSpiderID = 25945876
| StdInChI = InChI=1S/2N3.Sr/c2*1-3-2;/q2*-1;+2
| StdInChIKey = PDEROVFZLWBVSG-UHFFFAOYSA-N
| SMILES = [N-]=[N+]=[N-].[N-]=[N+]=[N-].[Sr+2]
}}
| Section2 = {{Chembox Properties
| Formula = {{chem2|Sr(N3)2}}
| MolarMass = 171.66 g/mol
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| Section3 = {{Chembox Hazards
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| GHSPictograms = {{GHS01}}
| GHSSignalWord = Danger
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Strontium azide is an inorganic chemical compound with the formula {{chem2|Sr(N3)2}}. It is composed of the strontium cation ({{chem2|Sr(2+)}}) and the azide anions ({{chem2|N3-}}).{{cite journal |last1=Pringle |first1=G. E. |last2=Noakes |first2=D. E. |title=The Crystal Structures of Lithium, Sodium, and Strontium Azides |journal=Acta Crystallographica |date=18 April 1967 |volume=B24 |issue=2 |pages=262–269 |doi=10.1107/S0567740868002062 |url=https://scripts.iucr.org/cgi-bin/paper?S0567740868002062 |access-date=29 October 2023}}
Properties
Strontium azide crystallizes in an orthorhombic Fddd space group.{{cite journal |last1=Zhu |first1=Weihua |last2=Xu |first2=Xiaojuan |last3=Xiao |first3=Heming |title=Electronic structure and optical properties of crystalline strontium azide and barium azide by ab initio pseudopotential plane-wave calculations |journal=Journal of Physics and Chemistry of Solids |date=8 May 2007 |volume=68 |issue=9 |pages=1762–1769 |doi=10.1016/j.jpcs.2007.05.001 |bibcode=2007JPCS...68.1762Z |url=https://www.sciencedirect.com/science/article/pii/S0022369707002120 |access-date=7 September 2023}} Unlike the azides of alkali metals which have a linear azide ion formation, strontium azide possesses bent azide ions, which can continue to bend further when under higher pressure.{{cite journal |last1=Zhu |first1=Hongyang |last2=Han |first2=Xue |last3=Zhu |first3=Peifen |last4=Wu |first4=Xiaoxin |last5=Chen |first5=Yanmei |last6=Li |first6=Miaoran |last7=Li |first7=Xuefeng |last8=Cui |first8=Qiliang |title=Pressure-Induced Amorphization of Strontium Azide |journal=J. Phys. Chem. C |date=27 May 2016 |volume=120 |issue=23 |pages=12423–12428 |doi=10.1021/acs.jpcc.6b04446 |url=https://pubs.acs.org/doi/10.1021/acs.jpcc.6b04446 |access-date=29 October 2023}}
References
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{{Strontium compounds}}
{{Azides}}
{{DEFAULTSORT:Strontium azide}}
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