Selenium tetrafluoride
Selenium tetrafluoride, also known as selenous fluoride and selenium(IV) fluoride, is a chemical compound. Its chemical formula is SeF4. It contains selenium in its +4 oxidation state. It also contains fluoride ions.
Properties[change | change source]
It is a colorless liquid. It hydrolyses in water giving hydrofluoric acid and selenous acid. It is used to add fluoride to other chemical compounds.
Preparation[change | change source]
It is made by reacting selenium with a little fluorine. A lot of fluorine makes selenium hexafluoride. It can also be made by reacting sulfur tetrafluoride with selenium dioxide.
Uses[change | change source]
It is used to make adducts and fluorinating organic compounds.