Radium bromide

Radium bromide[1][2]

Radium bromide
Names
IUPAC name
radium bromide
Other names
radium bromide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.066 Edit this at Wikidata
EC Number
  • 233-086-5
UNII
  • InChI=1S/2BrH.Ra/h2*1H;/q;;+2/p-2 checkY
    Key: GIKWXTHTIQCTIH-UHFFFAOYSA-L checkY
  • InChI=1/2BrH.Ra/h2*1H;/q;;+2/p-2
    Key: GIKWXTHTIQCTIH-NUQVWONBAJ
  • Br[Ra]Br
Properties
RaBr2
Molar mass 385.782 g/mol
Appearance white orthorhombic crystals
Density 5.79 g/cm3
Melting point 728 °C (1,342 °F; 1,001 K)
Boiling point 900 °C (1,650 °F; 1,170 K) sublimes
70.6 g/100 g at 20°C
Related compounds
Other anions
Radium chloride
Other cations
Beryllium bromide
Magnesium bromide
Calcium bromide
Strontium bromide
Barium bromide
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Radioactive, highly toxic, explosive, dangerous for the environment
GHS labelling:
GHS01: ExplosiveGHS06: ToxicGHS08: Health hazardGHS09: Environmental hazard
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 4: Very short exposure could cause death or major residual injury. E.g. VX gasFlammability 0: Will not burn. E.g. waterInstability 3: Capable of detonation or explosive decomposition but requires a strong initiating source, must be heated under confinement before initiation, reacts explosively with water, or will detonate if severely shocked. E.g. hydrogen peroxideSpecial hazard RA: Radioactive. E.g. plutonium
4
0
3
Special hazard RA: Radioactive. E.g. plutonium
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Radium bromide is the bromide salt of radium, with the formula RaBr2. It is produced during the process of separating radium from uranium ore. This inorganic compound was discovered by Pierre and Marie Curie in 1898, and the discovery sparked a huge interest in radiochemistry and radiotherapy. Since elemental radium oxidizes readily in air and water, radium salts are the preferred chemical form of radium to work with.[3] Even though it is more stable than elemental radium, radium bromide is still extremely toxic, and can explode under certain conditions.[4]

  1. ^ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, FL: CRC Press. pp. 4–78. ISBN 0-8493-0594-2.
  2. ^ Chemical Compounds (Inorganic); B-Table, Record No. 2630. International Critical Tables of Numerical Data, Physics, Chemistry and Technology (1st Electronic Edition). 2000
  3. ^ Babcock, A.B., Jr. Survey of Processes for Radium Recovery from Pitchblende Ores. AEC Research and Development Report. 23 Feb 1950. No. NYO—112
  4. ^ Kirby, H.W; Salutsky, Murrell L. The Radiochemistry of Radium. Energy Citations Database Dec 1964.[1]

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