七氟合镤(V)酸钾

七氟合镤(V)酸钾是一种无机化合物，化学式为K2PaF7。它可由五氧化二镤和氢氟酸反应，向溶液中加入氟化钾后制得，该反应也会同时生成。Keller, O. L., Jr. Characterization of protactinium species in crystals and solutions by Raman and infrared spectroscopy. United States Atomic Energy Commission [Unclassified and Declassified Reports Published by the Atomic Energy Commission and Its Contractors], 1963. TID-7675. pp 72-85. ISSN: 0099-8524. CODEN: XAERAK.向含有PaV和K+的17 mol/L HF中加入过量丙酮，也可沉淀出K2PaF7。它是单斜晶系晶体，空间群C2/c，晶胞参数a=13.675 Å，b=6.690 Å，c=8.096 Å，β=125.087°。

参考文献

Category:镤化合物
Category:钾化合物
Category:氟代酸盐