Complex sentence: Ruthenium hexafluoride, also ruthenium (VI) fluoride (RuF 6), is a compound of ruthenium and fluorine and one of the seventeen known binary hexafluorides.
Split into simpler sentences: Ruthenium hexafluoride, also ruthenium (VI) fluoride (RuF 6), is a compound of ruthenium and fluorine with the chemical formula RuF 6. It is one of the seventeen known binary hexafluorides.