System to describe the chemical formulas for WEB.
Attention! The site in the process of rebranding.
The old name easyChem was too common. New name: CharChem.
The site is already available via the new domain charchem.org, which soon will become the main. However, the old domain easychem.org will also be available.

Hexafluorosilicic acid

Find chemicals by name or formulas.
This reference contains the names of substances and descriptions of the chemical formulas (including the structural formula and the skeletal formula).

Type the part of name or the formula of substance for search:
Languages: | | | Apply to found

Hexafluorosilicic acid

Molecular formula: H2F6Si CAS# 16961-83-4
Categories: Inorganic acids
Names
English:
Dihydrogen hexafluorosilicate
Dihydrogen hexafluorosilicate(2-)
Dihydrogenhexafluorosilicate
EINECS:241-034-8
Fluorosilicic acid
Fluosilicicacid (6CI)
Hexafluorosilicic acid [Wiki]
Hydrogen hexafluorosilicate (H2SiF6)
NSC 16894
Silicate(2-), hexafluoro-, dihydrogen
Silicate(2-),hexafluoro-, hydrogen (1:2)
Silicon hexafluoride dihydride
dihydrogen hexafluorosilanediuide
fluosilic acid
hexafluorosilicon(2-);hydron(IUPAC)
hydrofluorosilic acid
hydrofluorosilicic acid
oxonium hexafluoridosilicate(2−)
oxonium hexafluorosilanediuide
silicofluoric acid
silicofluoridd
silicofluoride
Русский:
Гексафторсиликат (IV) водорода
Кремнефтористоводородная кислота [Wiki]
гексафторокремниевая кислота
German:
Fluorkieselsäure
Fluorsiliciumwasserstoff
Hexafluoridokieselsäure [Wiki]
Hexafluorokieselsäure
Kieselfluorwasserstoff
Kieselflusssäure
Español:
Ácido hexafluorosilícico [Wiki]
French:
Acide hexafluorosilicique [Wiki]
Italiano:
Acido fluorosilicico [Wiki]
acido esafluorosilicico(IUPAC)
acido fluosilicico
acido idrosilicofluorico
esafluorosilicato di biidrogeno
日本語:
ケイフッ化水素酸
ジヒドロゲン ヘキサフルオロシリケート(IUPAC)
フルオロケイ酸
ヘキサフルオロケイ酸 [Wiki]
中文:
六氟合硅酸
六氟硅酸
氟硅酸 [Wiki]

Variants of the formula:

H2[SiF6]
F|Si^--<`\F`\0H^+><`/F><|F><\F>/F/0H^+
$L(1.2)H^+# -0F-Si^2-<`\F></F><`/F><\F>-F-0H^+
H2SiF6
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Hexafluorosilicic acid is involved

  • SiO2 + 6HF -> H2[SiF6] + 2H2O
  • H2[SiF6] -> SiF4"|^" + 2HF
  • 2{M}[Au(CN)4] + H2[SiF6] -> 2Au(CN)3 + {M}2[SiF6] + 2HCN , where M = K Na
  • H2[SiF6] + 2{M}OH -> {M}2[SiF6] + 2H2O , where M = K Na
  • H2[SiF6] + Na2CO3 -> Na2[SiF6] + H2O + CO2"|^"