草酸铕是铕的草酸盐,化学式为Eu2(C2O4)3,其水合物可由氯化铕和草酸钠反应得到。[1]它的十水合物受热分解得到无水物,继续加热得到氧化铕。[2]它和盐酸反应得到Eu(C2O4)Cl·3H2O。[3]
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