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Hafnium(IV) bromide

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Hafnium(IV) bromide

Molecular formula: Br4Hf CAS# 13777-22-5
Names
English:
Hafnium Tetrabromide(IUPAC)
Hafnium(IV) bromide
tetrabromohafnium(IUPAC)

Variants of the formula:

HfBr4
$L(1.2)$slope(45)Br\Hf<`/Br><\Br>/Br
Br-Hf-Br;Br|#2|Br
$L(1.2)Br/Hf<_q4Br><_p4Br>/Br
$L(1.2)Br/Hf<`|Br><_(A75,w+)Br>_(A20,d+)Br
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Hafnium(IV) bromide is involved

  • 2HfBr3 "300^oC"--> HfBr2 + HfBr4
  • 2HfBr2 "400^oC"--> Hf + HfBr4
  • 2HfBr4 + H2 "T"-> 2HfBr3 + 2HBr
  • 3HfBr4 + Al "T"-> 3HfBr3 + AlBr3
  • HfO2 + 2C + 2Br2 "500^oC"--> HfBr4 + 2CO