Caesium sulfate

Caesium sulfate[1]
Names
Other names
Cesium sulfate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.589 Edit this at Wikidata
EC Number
  • 233-662-6
UNII
  • InChI=1S/2Cs.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2 checkY
    Key: FLJPGEWQYJVDPF-UHFFFAOYSA-L checkY
  • InChI=1/2Cs.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
    Key: FLJPGEWQYJVDPF-NUQVWONBAO
  • [Cs+].[Cs+].[O-]S([O-])(=O)=O
Properties
Cs2SO4
Molar mass 361.87 g/mol
Density 4.243 g/cm3, solid
Melting point 1,010 °C (1,850 °F; 1,280 K)
167 g/100 ml (0 °C)
179 g/100 ml (20 °C)
Solubility insoluble in ethanol, acetone
-116.0·10−6 cm3/mol
Hazards
GHS labelling:
GHS07: Exclamation markGHS08: Health hazard
Warning
H302, H361, H412
P201, P202, P264, P270, P273, P281, P301+P312, P308+P313, P330, P405, P501
Flash point Non-flammable
Lethal dose or concentration (LD, LC):
2830 mg/kg (oral, rat)[2]
Related compounds
Other anions
 Caesium hydrogen sulfate
Other cations
 Lithium sulfate
Sodium sulfate
Potassium sulfate
Rubidium sulfate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Caesium sulfate or cesium sulfate is the inorganic compound and salt with the formula Cs2SO4. It is a white water-soluble solid that is used to prepare dense aqueous solutions for use in isopycnic (or "density-gradient") centrifugation. It is isostructural with potassium salt.[3]

  • Coordination sphere of one of two types of Cs+ site in Cs2SO4.
    Coordination sphere of one of two types of Cs+ site in Cs2SO4.
  • Environment of sulfate anion in β-Cs2SO4.
    Environment of sulfate anion in β-Cs2SO4.

References

  1. ^ Weast, Robert C., ed. (1981). CRC Handbook of Chemistry and Physics (62nd ed.). Boca Raton, Florida: CRC Press. p. B-92. ISBN 0-8493-0462-8..
  2. ^ https://chem.nlm.nih.gov/chemidplus/rn/10294-54-9 [dead link‍]
  3. ^ Nord, A.G. "The crystal structure of cesium sulfate, beta-Cs2SO4" Acta Chemica Scandinavica, Series A: 1976, 30, p198.