Sodium germanate
Sodium germanate (Na2GeO3) is a colorless solid chemical compound.[1]
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| Other names
sodium metagermanate disodium germanium trioxide | |
| Identifiers | |
3D model (JSmol) |
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| ECHA InfoCard | 100.031.535  |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| Na2GeO3 | |
| Molar mass | 166.62 g/mol |
| Appearance | white crystals |
| Odor | odorless |
| Density | 3.31 g/cm3 |
| Melting point | 1,060 °C (1,940 °F; 1,330 K) |
| 14.4 g/100 mL (0 °C) 23.8 g/100 mL (25 °C) | |
Refractive index (nD) |
1.59 |
| Structure | |
| orthorhombic | |
| Related compounds | |
Related compounds |
Sodium silicate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Preparation
Sodium germanate can be prepared by the fusion of germanium oxide with sodium oxide at high temperatures.
Structure
Na2GeO3 contains polymeric GeO32− anions made up of vertex sharing {GeO4} tetrahedra.[2]
Uses
Sodium germanate is primarily used for the synthesis of other germanium compounds.
See also
References
- Sodium germanate at Chemister
- C. C. Addison, Inorganic Chemistry of the Main-Group Elements, vol 1, 1973, The chemical Society, ISBN 9780851867526
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