Terbium(III) bromide

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Terbium(III) bromide
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Molar mass 398.637 g/mol
Appearance white powder (hexahydrate)[1]
Density 4.62 g/cm3[2]
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Terbium(III) bromide (TbBr3) is a crystalline chemical compound.[5]

Production and properties

Terbiun(III) bromide can be produced by heating terbium metal or terbium(III) oxide with ammonium bromide.[6]

Tb2O3 + 6 NH4Br → 2 TbBr3 + 6 NH3 + 3 H2O

A solution of terbium(III) bromide can crystallize a hexahydrate. When heating the hexahydrate, it will dehydrate and produce some terbium oxybromide (TbOBr).[7]

Terbium(III) bromide is a white solid that is soluble in water.[4] Its crystal structure is the same as bismuth iodide.[8]

References

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  2. americanelements.com: Terbium Bromide
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  4. a b c CRC Handbook of Chemistry and Physics, 87th Edition, S. 4–94
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