Caesium chromate
Chemical compound / From Wikipedia, the free encyclopedia
Caesium chromate or cesium chromate is an inorganic compound with the formula Cs2CrO4. It is a yellow crystalline solid that is the caesium salt of chromic acid, and it crystallises in the orthorhombic system.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Caesium chromate | |
Other names
Dicaesium chromate | |
Identifiers | |
3D model (JSmol) |
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ChemSpider | |
ECHA InfoCard | 100.033.296 |
EC Number |
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PubChem CID |
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CompTox Dashboard (EPA) |
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Properties[1] | |
Cs2CrO4 | |
Appearance | Yellow crystalline solid |
Density | 4.237 g/cm3 |
Melting point | 954 to 961 °C (1,749 to 1,762 °F; 1,227 to 1,234 K) |
45.50 g/100 g (25 °C) | |
Structure | |
orthorhombic | |
Pnma (№ 62) | |
a = 8.368 Å, b = 6.226 Å, c = 11.135 Å | |
Formula units (Z) |
4 |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards |
highly toxic, carcinogenic, oxidiser, environmental hazard |
GHS labelling: | |
Flash point | Non-flammable |
Related compounds | |
Other anions |
Caesium sulfate |
Other cations |
Sodium chromate Potassium chromate Ammonium chromate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Its major application in the past was for the production of caesium vapour during vacuum tube manufacture.[2] Currently it is only used as the precursor for other compounds of academic interest.[3][4]