一硼化铁
| 一硼化铁 | |
|---|---|
| |
| IUPAC名 Iron boride | |
| 英文名 | Iron monoboride |
| 识别 | |
| CAS号 | 12006-84-7 
|
| PubChem | 82789 |
| ChemSpider | 74711 |
| SMILES |
|
| InChI |
|
| InChIKey | ZDVYABSQRRRIOJ-UHFFFAOYSA-N |
| EINECS | 234-489-9 |
| 性质 | |
| 化学式 | FeB |
| 摩尔质量 | 66.656[1] g·mol⁻¹ |
| 外观 | 灰色粉末 |
| 密度 | 〜7 g·cm−3[1] |
| 熔点 | 1658 °C（1931 K） |
| 溶解性（水） | 难溶 |
| 结构 | |
| 晶体结构 | 正交晶系，oP8[2] |
| 空间群 | Pnma, No. 62 |
| 晶格常数 | a = 0.4061 nm, b = 0.5506 nm, c = 0.2952 nm |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
一硼化铁是一种无机化合物，化学式为FeB，它是难溶于水的灰色粉末，它比Fe2B更坚硬，但受冲击时易碎。
制备
[编辑]一硼化铁可由铁的硼化反应得到：
- Fe + B → FeB
硼氢化锂在二乙二醇二丁基醚中还原溴化亚铁也能制得FeB。[4]
性质
[编辑]一硼化铁是一种软铁磁化合物，在〜325°C（617°F）以上时变为顺磁性。[5]其粉末在空气中于300 °C以上和氧反应，块状固体的稳定性更高一些。[6]
一硼化铁的硬度很高（15-22 GPa，维氏压痕测试），但由于其易碎性及容易从中剥离的性质并不适合用于硼化钢。[7]
参考文献
[编辑]- ^ 1.0 1.1 Haynes, William M. (编). CRC Handbook of Chemistry and Physics 92nd. CRC Press. 2011: 4.68. ISBN 978-1439855119.
- ^ Lyakhova, M.B.; Pastushenkov, Y. G.; Zhdanova, O.V. Magnetic Properties and Domain Structure of FeB Single Crystals. Metal Science and Heat Treatment. 2013, 55 (1–2): 68–72. Bibcode:2013MSHT...55...68Z. doi:10.1007/s11041-013-9581-0.
- ^ Solov'ev, N. E.; Makarov, V. S.; Averbakh, E. M.; Ugai, Ya. A. Magnetochemical study of the nature of impurities in α-rhombohedral boron. Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, 1980. 16 (6): 1007-1010. ISSN: 0002-337X.
- ^ Steffi Rades, Andreas Kornowski, Horst Weller, Barbara Albert. Wet-Chemical Synthesis of Nanoscale Iron Boride, XAFS Analysis and Crystallisation to α-FeB. ChemPhysChem. 2011-06-20, 12 (9): 1756–1760 [2020-10-03]. doi:10.1002/cphc.201001072 （英语）.
- ^ Bocarsly, Joshua D.; Levin, Emily E.; Humphrey, Samuel A.; Faske, Tom; Donner, Wolfgang; Wilson, Stephen D.; Seshadri, Ram. Magnetostructural Coupling Drives Magnetocaloric Behavior: The Case of MnB versus FeB. Chemistry of Materials. 2019, 31 (13): 4873–4881. ISSN 0897-4756. doi:10.1021/acs.chemmater.9b01476.
- ^ Carbucicchio, M.; Reverberi, R.; Palobarini, G.; Sambogna, G. On the early stages of oxidation of iron borides. Hyperfine Interactions. March 1989, 46 (1–4): 473–479. Bibcode:1989HyInt..46..473C. ISSN 0304-3843. doi:10.1007/BF02398233 （英语）.
- ^ Dossett, Jon L.; Totten, George E. (编). Boriding (Boronizing) of Metals[1]. Boriding (Boronizing) of Metals[1]. Steel Heat Treating Fundamentals and Processes (ASM International). 2013: 709–724 [2020-03-08]. ISBN 978-1-62708-165-8. doi:10.31399/asm.hb.v04a.a0005772 （英语）.
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