草酸镎(IV)
草酸镎(IV)是镎形成的草酸盐,化学式为Np(C2O4)2。[1][2]它微溶于水,可以形成绿色的水合物晶体。[3][4]它是镎提纯过程中的中间体。[5][6]
它可由草酸沉淀Np(IV)溶液得到:[7]
得到的六水合物是绿色晶体,难溶于丙酮,微溶于水。[8]六水合物在加热时逐渐分解,至190~200 °C得到无水物,进一步加热至300 °C生成二氧化镎:[9]
它可以形成一系列的草酸根配合物,如Na4[Np(C2O4)4]·3H2O、K4[Np(C2O4)4]·4H2O等。[10]
参考文献
- ^ Alburger, D. E.; Perlman, I.; Rasmussen, J. O.; Hyde, Earl K.; Seaborg, Glenn T.; Bishop, George R.; Wilson, Richard; Devons, S.; Goldfarb, L. J. B.; Blin-Stoyle, R. J.; Grace, M. A. Kernreaktionen III / Nuclear Reactions III. Springer Science & Business Media. 6 December 2012: 234 [6 August 2021]. ISBN 978-3-642-45878-1 (英语).
- ^ Лидин, Ростислав; Молочко, Вадим; Андреева, Лариса. Константы неорганических веществ. Справочник. Litres. 2 February 2019: 52 [6 August 2021]. ISBN 978-5-04-077039-7. (原始内容存档于2021-08-27) (俄语).
- ^ Luerkens, D. W. Neptunium (IV) oxalate solubility. [22, 45, 60/sup 0/C]. 1 July 1983 [6 August 2021]. doi:10.2172/5904308. (原始内容存档于2021-08-06) (英语).
- ^ Encyclopedia of physics. Springer-Verlag. 1957: 234 [6 August 2021] (英语).
- ^ Бекман, Игорь. Неорганическая химия. Радиоактивные элементы 2-е изд., испр. и доп. Учебник для СПО. Litres. 2 July 2021: 272 [6 August 2021]. ISBN 978-5-04-309059-1 (俄语).
- ^ Morss, L. R.; Edelstein, Norman M.; Fuger, Jean. The Chemistry of the Actinide and Transactinide Elements (Set Vol.1-6): Volumes 1-6. Springer Science & Business Media. 21 October 2010: 726 [6 August 2021]. ISBN 978-94-007-0211-0 (英语).
- ^ Luerkens, D. W. Two-stage precipitation of neptunium (IV) oxalate. Du Pont de Nemours (E.I.) and Co. 1983 [6 August 2021]. (原始内容存档于2021-08-06) (英语).
- ^ Luerkens, D. W. Neptunium (IV) oxalate solubility. [22, 45, 60/sup 0/C]. Savannah River Laboratory; distributed by the Office of Scientific and Technical Information, U.S. Dept. of Energy. 1983 [6 August 2021]. (原始内容存档于2021-08-06).
- ^ Kozlova, R. D.; Karelin, A. I.; Lobas, O. P.; Matyukha, V. A. Thermal decomposition of neptunium(IV) oxalate. Radiokhimiya. 1984, 26 (3): 311–316 [6 August 2021]. ISSN 0033-8311. (原始内容存档于2021-08-06) (俄语).
- ^ Mefod'eva, M. P.; Gel'man, A. D. Neptunium(IV) oxalate compounds(俄文). Khim. Transuranovykh Oskolochnykh Elem. Akad. Nauk SSSR, Otd. Obshch. Tekh. Khim., 1967. 87-96. CODEN: 19YGAI.
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