Ruthenium(III) fluoride is a
fluoride
Fluoride (). According to this source, is a possible pronunciation in British English. is an inorganic, monatomic anion of fluorine, with the chemical formula (also written ), whose salts are typically white or colorless. Fluoride salts typ ...
of
ruthenium, 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, ...
of RuF
3.
Preparation
Ruthenium(III) fluoride can be obtained from the
reduction of
ruthenium(V) fluoride
Ruthenium pentafluoride is the inorganic compound with the empirical formula RuF5. This green volatile solid has rarely been studied but is of interest as a binary fluoride of ruthenium, i.e. a compound containing only Ru and F. It is sensitive to ...
by
iodine
Iodine is a chemical element with the symbol I and atomic number 53. The heaviest of the stable halogens, it exists as a semi-lustrous, non-metallic solid at standard conditions that melts to form a deep violet liquid at , and boils to a vi ...
at 250 °C:
:
5 RuF5 + I2 -> 5 RuF3 + 2 IF5
Properties
Ruthenium(III) fluoride is a dark brown solid that is insoluble in water. It has a space group of Rc (No. 167).
[M. A. Hepworth, K. H. Jack u. a.: ''The crystal structures of the trifluorides of iron, cobalt, ruthenium, rhodium, palladium and iridium.'' In: ''Acta Crystallographica.'' 10, 1957, S. 63, .]
References
{{Fluorides
Ruthenium compounds
Fluorides