Iridium tetrabromide

Source: Wikipedia, the free encyclopedia.
Iridium tetrabromide
Names
Other names
Iridium(IV) bromide, tetrabromoiridium
Identifiers
3D model (
JSmol
)
ChemSpider
ECHA InfoCard
100.029.255 Edit this at Wikidata
EC Number
  • 232-180-3
  • InChI=1S/4BrH.Ir/h4*1H;/q;;;;+4/p-4
    Key: IYWTUWKWQJIZPO-UHFFFAOYSA-J
  • Br[Ir](Br)(Br)Br
Properties
Br4Ir
Molar mass 511.833 g·mol−1
Appearance black crystalline solid
soluble
Related compounds
Related compounds
Osmium tetrabromide
Hazards
GHS labelling:
Warning
H315, H319, H335
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Iridium tetrabromide is a binary

inorganic chemical compound of iridium and bromine with the chemical formula IrBr4.[1][2][3] This is a salt of iridium metal and hydrobromic acid
.

Synthesis

Synthesis of iridium tetrabromide can be by solution of iridium(IV) oxide in hydrobromic acid:

IrO2 + 4HBr → IrBr4 + 2H2O

Physical properties

Iridium tetrabromide compound forms black crystals, soluble in water and alcohol.[4][5]

Chemical properties

Iridium tetrabromide reacts with water:

IrBr4 + 4H2O → Ir(OH)4 + 4HBr

Iridium tetrabromide decomposes when heated:

IrBr4 → Ir + 2Br2

References

  1. ^ Roscoe, Henry Enfield; Schorlemmer, Carl (1895). A Treatise on Chemistry. D. Appleton. p. 445. Retrieved 5 May 2023.
  2. ^ "WebElements Periodic Table » Iridium » iridium tetrabromide". webelements.com. Retrieved 5 May 2023.
  3. ^ "Iridium(IV) Bromide". American Elements. Retrieved 5 May 2023.
  4. Macmillan and Company
    . p. 192. Retrieved 5 May 2023.
  5. . Retrieved 5 May 2023.