Hexafluorotitanic acid (systematically named oxonium hexafluoridotitanate(2-)) is an
inorganic compound
In chemistry, an inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound. The study of inorganic compounds is a subfield of chemistry known as '' inorganic chemist ...
with the
chemical formula
In chemistry, a chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, ...
(H
3O)(H
5O
2)
iF6 According to
X-ray crystallography
X-ray crystallography is the experimental science determining the atomic and molecular structure of a crystal, in which the crystalline structure causes a beam of incident X-rays to diffract into many specific directions. By measuring the angles ...
, the salt consists of
iF6sup>2- octahedral and two kinds of oxonium cations, (H
3O)
+ and (H
5O
2)
+.
As with most oxonium salts, it is only stable in acidic solution. Under basic conditions, closely related salts hydrolyse to a hydrated titanium dioxide:
:
A related salt is the anhydrous
fluoronium
The fluoronium ion is an inorganic cation with the chemical formula . It is one of the cations found in fluoroantimonic acid. The structure of the salt with the anion, has been determined. The fluoronium ion is isoelectronic with the water mole ...
hexafluoridotitanate(2-) or (H
2F)
2 iF6
References
{{titanium compounds
Fluorine compounds
Titanium(IV) compounds
Fluorometallates