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Hafnium hydroxide

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Hafnium hydroxide

Molecular formula: H4HfO4 CAS# 127211-73-8
Categories: Hydroxide
PubChem CID: 9881356 | ChemSpider ID: 8057032
Names
English:
Hafnium hydroxide
Hafnium tetrahydroxide(IUPAC)
hafnium(4+);tetrahydroxide(IUPAC)

Variants of the formula:

Hf(OH)4
H/O\Hf\O/H;H\O`/#3`/O\H
$slope(45)H\O\Hf<`/O`/H><\O\H>/O/H
$L(1.2)$slope(45)HO^-\0Hf^4+<`/0HO^-><\0OH`^->/0OH`^-
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Hafnium hydroxide is involved

  • HfCl4 + 4H2O "90^oC"--> Hf(OH)4"|v" + 4HCl
  • Hf(SO4)2 + 4{M}OH -> Hf(OH)4 + 2{M}2SO4 , where M = Na K Li Rb Cs
  • Hf(OH)4 "200-300^oC"--> HfO(OH)2 + H2O