Caesium chromate
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Caesium chromate | |
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Identifiers | |
CAS number | [56320-90-2] |
PubChem | |
SMILES | [O-][Cr](=O)(=O)[O-].[Cs+].[Cs+] |
Properties | |
Molecular formula | CrCs2O4 |
Molar mass | 381.8 g mol-1 |
Appearance | Yellow crystalline solid |
Solubility in water | 71.4 g/100 ml |
Related compounds | |
Other anions | Caesium sulfate |
Other cations | Potassium chromate, sodium chromate, ammonium chromate |
Related compounds | Caesium dichromate |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
Caesium chromate is used to produce caesium vapour by reaction with silicon or boron, which is used to in the final stages of creating a vacuum tubes; the caesium vapour reacts with the remaining gases, including nitrogen and oxygen.[1]
[edit] References
- ^ John Emsley (2001), Nature's Building Blocks: An A-Z Guide to the Elements, Oxford University Press, 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>