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Sodium hexafluoroaluminate

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Sodium hexafluoroaluminate

Molecular formula: AlF6Na3 CAS# 13775-53-6
Names
English:
Aluminate(3-), hexafluoro-, sodium (1:3)(CAS)
Aluminate(3-), hexafluoro-, trisodium (8CI)
Aluminate(3-), hexafluoro-, trisodium, (OC-6-11)-
Aluminum Trisodium Hexafluoride
Cryolite
EINECS:237-410-6
Kryolite
Sodium aluminofluoroaluminate
Sodium aluminum fluoride
Sodium aluminum hexafluoride
Sodium fluoroaluminate
Sodium fluoroaluminate(3-)
Sodium hexafluoroaluminate [Wiki]
Trinatriumhexafluoraluminate(3-)
Trisodium aluminum hexafluoride
Trisodium hexafluoroaluminate
Trisodium hexafluoroaluminate(3)
Trisodium hexafluoroaluminate(3-)(IUPAC)
Villiaumite
aluminum sodium fluoride(1:3:6)
aluminum;trisodium;hexafluoride

Variants of the formula:

Na3[AlF6]
Na3AlF6
Al^3-$slope(60)</F><`\F><`-F><`/F><\F><-F>@:n(a)<_(A&a,L1.8,N0)Na^+>@(-90)@n(30)@n(150)
Al^3+$L(1.2)</hF^-><\hF^-><|hF^-><`/hF`^-><`\hF`^-><`|hF^->@:n(a)<_(A&a,L2.2,N0)Na^+>@(0)@n(120)@n(-120)
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Sodium hexafluoroaluminate is involved

  • 3Na2[SiF6] + 4Al "700^oC"--> 2Na3[AlF6] + 3Si + 2AlF3
  • 3NaF + AlF3 -> Na3[AlF6]"|v"
  • 3NaF + Al(OH)3 + 3HF -> Na3[AlF6] + 3H2O
  • AlF3 + 3NH4F + 3NaNO3 -> Na3[AlF6]"|v" + 3NH4NO3
  • Al2(SO4)3 + 12NaF -> 2Na3[AlF6]"|v" + 3Na2SO4