Caesium chromate
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| Caesium chromate | |
|---|---|
| Identifiers | |
| CAS number | [] |
| EC number | |
| ChemSpider | |
| PubChem | |
| Properties[1] | |
| Molecular formula | CrCs2O4 |
| Molar mass | 381.8 g mol−1 |
| Appearance | Yellow crystalline solid |
| Density | 4.237 g/cm3 |
| Solubility in water | 71.4 g/100 ml (13 ºC) |
| Hazards | |
| EU index number | 024-017-00-8 |
| Flash point | non-flammable |
| Related compounds | |
| Other anions | Caesium sulfate |
| Other cations | Sodium chromate Potassium chromate Ammonium chromate |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Caesium chromate is used to produce caesium vapour by reaction with silicon or boron, which is used to in the final stages of creating vacuum tubes; the caesium vapour reacts with the remaining gases, including nitrogen and oxygen.[2]
References
- ↑ CRC Handbook of Chemistry and Physics, 62nd ed.; Weast, Robert C., Ed.; CRC Press: Boca Raton, FL, 1981; p B-91. ISBN 0-8493-0462-8.
- ↑ Emsley, John Nature's Building Blocks: An A-Z Guide to the Elements; Oxford University Press, 2001; p 81. ISBN 0198503407, <http://books.google.com/books?vid=ISBN0198503407&id=j-Xu07p3cKwC&pg=RA1-PA81&lpg=RA1-PA81&ots=lrSYfxaXNm&dq=%22Caesium+chromate%22+date:1950-2007&ie=ISO-8859-1&output=html&sig=anbEHKeO35oo-C0V5Yc-LkwC8ac>.
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