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硫化镓

硫化镓
英文名 gallium trisulfide
digallium trisulfide
gallium sesquisulfide
别名 三硫化二镓
硫化镓(III)
识别
CAS号 12024-22-5  ☒N
PubChem 165983
SMILES
 
  • [S-2].[S-2].[S-2].[Ga+3].[Ga+3]
InChI
 
  • 1S/2Ga.3S/q2*+3;3*-2
InChIKey BVSHTEBQPBBCFT-UHFFFAOYSA-N
EINECS 234-688-0
性质
化学式 Ga2S3
摩尔质量 235.644 g/mol g·mol⁻¹
外观 白色晶体
密度 3.77 g/cm3 [1]
熔点 1090 °C(1363 K)
磁化率 −-80·10−6 cm3/mol
相关物质
其他阴离子 氧化镓
硒化镓
碲化镓
其他阳离子 硫化硼
硫化铝
硫化铟
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硫化镓的多种硫化物之一,化学式为Ga2S3

制备

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硫化镓可由金属镓和硫化氢在高温下反应制得。[2]

化学性质

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硫化镓可以缓慢在水中分解,在热水中迅速分解,并放出硫化氢。它和稀盐酸反应,也会生成硫化氢:[2]

Ga2S3 + 6HCl → 2GaCl3 + 3H2S

参考文献

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  1. ^ Handbook of Inorganic Compounds, Dale L. Perry, Taylor & Francis, 2011, ISBN 978-1-4398-1461-1
  2. ^ 2.0 2.1 无机化学丛书 第二卷 铍 碱土金属 硼 铝 镓分族. 科学出版社. pp 563 (4) 三硫化二镓(Ga2S3
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硫化镓
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