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氟化釔

此條目缺少或没有列出参考或来源,或者有未能查证的内容。 (2018年3月25日)維基百科所有的內容都應該可供查證,化学类条目亦需严谨。请协助添加来自可靠来源的引用以改善这篇化学类条目无法查证的内容可能被提出异议而移除。
三氟化釔
Yttrium(III) fluoride
别名 三氟化钇
氟化钇(III)
识别
CAS号 13709-49-4  checkY
PubChem 83679
ChemSpider 75502
SMILES
 
  • F[Y](F)F
InChI
 
  • 1/3FH.Y/h3*1H;/q;;;+3/p-3
InChIKey RBORBHYCVONNJH-DFZHHIFOAP
性质
化学式 YF3
摩尔质量 145.90 g·mol⁻¹
外观 白色粉末
密度 4.01 g cm−3
熔点 1387 °C(1660 K)
沸点 2230 °C(2503 K)
溶解性 不溶於水
溶解性 可溶
折光度n
D
1.51(500 nm)
结构
晶体结构 正交晶系oP16
空间群 Pnma, No. 62
危险性
闪点 不可燃
相关物质
其他阴离子 氯化釔
溴化釔
碘化釔
其他阳离子 氟化鈧
氟化鑭
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

氟化釔也稱為三氟化釔,是一種無機化合物,化學式為YF3。不確定自然界是否存在純的氟化釔。含釔的氟化物礦石包括氟釔鈣礦(tveitite-(Y), (Y,Na)6Ca6Ca6F42)及氟鈣鈉釔石(gagarinite-(Y),NaCaY(F,Cl)6)。有時萤石中也會含有氟化釔[1][2]

製備

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可以將氟化氫氧化钇氫氧化釔反應製得氟化釔[3]

Y(OH)3 + 3HF → YF3 + 3H2O

用途

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氟化釔可以用來製備釔單質、薄膜、玻璃及陶瓷。

風險

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需避免將氟化釔放在有、活性金屬或是濕氣的環境下。

參考資料

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  1. ^ Dinér, Peter. Yttrium from Ytterby. Nature Chemistry. February 2016, 8 (2): 192. Bibcode:2016NatCh...8..192D. ISSN 1755-4349. PMID 26791904. doi:10.1038/nchem.2442可免费查阅 (英语). 
  2. ^ Tiny particles produce huge photon avalanches. Physics World. 2021-01-21 [2021-06-11]. (原始内容存档于2022-01-19) (英国英语). 
  3. ^ SCHENK, P.W.; BRAUER, G., Preparative Methods, Handbook of Preparative Inorganic Chemistry (Elsevier), 1963: 3–107 [2023-12-24], ISBN 978-0-12-395590-6, doi:10.1016/b978-0-12-395590-6.50008-9, (原始内容存档于2024-03-05) 
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氟化釔
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