ISBN: | 978-5-5085-7137-5 |
High Quality Content by WIKIPEDIA articles! Osmium(VIII) oxide (also called osmium tetroxide) is the chemical compound with the formula OsO4. The compound is noteworthy for its many uses, despite the rarity of osmium. It also has a number of interesting properties, one being that the solid is volatile. The compound is colourless, but most samples appear yellow.