Caesium chromate

Caesium chromate
Identifiers
CAS Number	13454-78-9;
3D model (JSmol)	Interactive image;
ChemSpider	55521;
ECHA InfoCard	100.033.296
EC Number	236-640-4;
PubChem CID	61613;
CompTox Dashboard (EPA)	DTXSID20894903 ;
	InChI InChI=1/Cr.2Cs.4O/q;2+1;;;2-1/rCrO4.2Cs/c2-1(3,4)5;;/q-2;2*+1 Key: BROHICCPQMHYFY-UICSPCLAAP;
	SMILES [Cs+].[Cs+].[O-][Cr]([O-])(=O)=O;
Properties
Chemical formula	CrCs2O4
Molar mass	381.803 g·mol−1
Appearance	Yellow crystalline solid
Density	4.237 g/cm3
Solubility in water	71.4 g/100 ml (13 °C)
Hazards
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). Infobox references

Caesium chromate, the caesium salt of chromic acid, is used to produce caesium vapour by reaction with silicon, boron, or titanium,^[2] which is used to in the final stages of creating vacuum tubes; the caesium vapour reacts with the remaining gases, including nitrogen and oxygen.^[3]

References

^ Weast, Robert C., ed. (1981). CRC Handbook of Chemistry and Physics (62nd ed.). Boca Raton, FL: CRC Press. p. B-91. ISBN 0-8493-0462-8..
^ Liebhafsky, H. A.; Winslow, A. F. (1947), "Cesium Chromate Photo‐Tube Pellets", Journal of Applied Physics, 18 (12), Journal of Applied Physics, Vol. 18, No. 12: 1128, doi:10.1063/1.1697594
^ Emsley, John (2001), Nature's Building Blocks: An A-Z Guide to the Elements, Oxford University Press, p. 81, ISBN 0-19-850340-7.

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