Promethium(III) bromide

Promethium(III) bromide
Other names	Promethium tribromide
Identifiers
Standard InChI	InChI=1S/3BrH.Pm/h3*1H;/q;;;+3/p-3
Standard InChIKey	GWRKFHUNEGTAQB-UHFFFAOYSA-K
CAS number	[14325-78-1]
Properties
Chemical formula	PmBr3
Molar mass	384.63 g mol−1
Appearance	coral-red solid
Melting point	624 °C
Related compounds
Other anions	Promethium(III) fluoride Promethium(III) chloride Promethium(III) iodide
Other cations	Praseodymium(III) bromide Neodymium(III) bromide Samarium(III) bromide Europium(III) bromide
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Promethium(III) bromide, PmBr₃, is the only known bromide of promethium. It is prepared (on a 100-µg scale) by reacting gaseous hydrogen bromide with promethium(III) oxide at 500 °C, and has the plutonium tribromide structure with eight-coordinate promethium.

External links

• WebElements