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三氧化二鎦

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三氧化二鎦
IUPAC名
Lutetium(III) oxide
别名 氧化鎦(Ⅲ)
识别
CAS号 12032-20-1  checkY
PubChem 159406
SMILES
 
  • [Lu+3].[Lu+3].[O-2].[O-2].[O-2]
性质
化学式 Lu2O3
摩尔质量 397.932 g·mol⁻¹
外观 白色固體
熔点 2490℃
沸点 3980℃
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

三氧化二鎦(化學式:Lu2O3),又稱氧化鎦(Ⅲ),是最常見的氧化物,可用來製造有特殊需求的玻璃

製備

[编辑]

和其他的稀土元素一樣,三氧化二鎦可藉由直接將純鎦置於空氣中使其氧化得到:

4 Lu + 3 O2 → 2 Lu2O3

它也可由草酸镥氢氧化镥硫酸镥硝酸镥等化合物加热分解得到。

參見

[编辑]
  • 三氯化鎦
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三氧化二鎦
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