查看“︁四氟化镎”︁的源代码

{{Chembox
<!-- Images -->
| ImageFile = Kristallstruktur Uran(IV)-fluorid.png
| ImageFile2 =
| ImageCaption = 
<!-- Names -->
| IUPACName = Neptunium(IV) fluoride
| OtherNames = 氟化镎(IV)
<!-- Sections -->
| Section1 = {{Chembox Identifiers
| CASNo = 14529-88-5
| PubChem = 101946363
| PubChem_Comment=电荷不对
| SMILES = F[Np](F)(F)F
| StdInChI_Ref = 
| StdInChI = 1S/4FH.Np/h4*1H;/q;;;;+4/p-4
| StdInChIKey =SOLQLNAXKAQIPH-UHFFFAOYSA-J
| ChemSpiderID_Ref = 
| ChemSpiderID =
  }}
|Section2={{Chembox Properties
| Formula = NpF<sub>4</sub> 
| MolarMass = 313 g/mol
| Appearance = 绿色固体<ref name=r1/>
| Density = 
| Solubility = 
| MeltingPt = 
| MeltingPt_notes = 
| MeltingPt_ref = 
  }}
|Section3={{Chembox Structure
| CrystalStruct = [[单斜晶系]], [[Pearson symbol|mS60]]<ref name=r1/>
| SpaceGroup = C2/c, No. 15<ref>{{cite journal|doi=10.1107/S0365110X49001016|title=Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types|journal=Acta Crystallographica|volume=2|issue=6|pages=388–390|year=1949|last1=Zachariasen|first1=W. H.|doi-access=free}}</ref>
| LattConst_a = 1.27 nm
| LattConst_b = 1.0082 nm
| LattConst_c = 0.833 nm
| LattConst_beta = 126.03
| UnitCellFormulas = 12
| UnitCellVolume =0.86256 nm<sup>3</sup>
 }}
|Section5={{Chembox Thermochemistry
| DeltaHf = −1874 ± 16 kJ/mol<ref name=r1>
{{cite book
| title = The Chemistry of the Actinide and Transactinide Elements | url = https://archive.org/details/chemistryactinid00katz |doi=10.1007/1-4020-3598-5_9
| editor1-last = Morss|editor2-first = Norman M.
| editor2-last = Edelstein
| editor3-last = Fuger|editor3-first = Jean
| last = Haire|first = Richard G.
| publisher = [[Springer Science+Business Media]]
| year = 2006
| isbn = 1-4020-3555-1
| location = Dordrecht, The Netherlands
| edition = 3rd
|pages= [https://archive.org/details/chemistryactinid00katz/page/730 730]–736|chapter=Neptunium }}</ref>
| Entropy = 148 ± 3 J/mol·K<ref name=r1/>
| DeltaGf = -1783 ± 16 kJ/mol<ref name=r1/>
| HeatCapacity = 116 ± 4 J/mol·K<ref name=r1/>
}}
}}

'''四氟化镎'''，又称'''氟化镎(IV)''' 是一种[[无机化合物]] ，由[[镎]]和[[氟]]组成， [[化学式]] NpF<sub>4</sub>. 

==制备==
四氟化镎可以由[[三氟化镎]]或[[二氧化镎]] 在 500 °C下的[[氧气]]和[[氢氟酸]]的混合物中反应：<ref name=r1/>

:<math>\mathrm{4\ NpF_3\ +\ O_2\ +\ 4\ HF\ \longrightarrow \ 4\ NpF_4\ +\ 2\ H_2O}</math>

它也可以由[[二氧化镎]]在 HF 气体中反应：<ref name=r1/>
:<math>\mathrm{NpO_2\ +\ 4\ HF\ \longrightarrow \ NpF_4\ +\ 2\ H_2O}</math>

==参考资料==
{{reflist}}

{{镎化合物}}
{{氟化物}}

[[Category:镎化合物]]
[[Category:氟化物]]

{{inorganic-compound-stub}}