What color is Cyclopentadienyl nickel nitrosyl?
Cyclopentadienyl nickel nitrosyl Cyclopentadienyl nickel nitrosyl is a blood-red color liquid. It was discovered by a team at The International Nickel Company. The molecular formula is (CH)NiNO. It can be prepared by treating nickelocene with nitric acid. It is extremely toxic (T+).
Osmium tetroxide Osmium tetroxide (also osmium(VIII) oxide) is the chemical compound with the formula OsO. The compound is noteworthy for its many uses, despite its toxicity and 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. This is most likely due to the presence of the impurity OsO, which is yellow-brown in colour.