At the same time, very high oxidation states are known for oxygen-based species only; for example, ruthenium octafluoride has not been synthesized, while ruthenium tetroxide is well-studied.
Very high oxidation states are known for oxygen-based species only; for example, ruthenium octafluoride has not been synthesized, while ruthenium tetroxide is well-studied. This was at the same time.