Cerium(III) hydroxide
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Names | |
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IUPAC name Cerium(III) hydroxide | |
Other names Cerium trihydroxide Cerous hydroxide | |
Identifiers | |
3D model (JSmol) | |
ECHA InfoCard | 100.036.241 |
EC Number |
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PubChem CID | |
CompTox Dashboard (EPA) | |
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Properties | |
Ce(OH)3 | |
Molar mass | 191.148 g/mol |
Appearance | white crystals |
insoluble | |
Acidity (pKa) | 32.8[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Cerium(III) hydroxide is a hydroxide of the rare-earth metal cerium. It is a pale white powder with the chemical formula Ce(OH)3.[2]
Preparation[edit]
Cerium(III) hydroxide is prepared by the reaction of hot water at 90 °C on cerium metal: