Phosphine (IUPAC name: phosphane) is a colorless, flammable, highly toxic compound with the chemical formula PH3, classed as a pnictogen hydride. Pure phosphine is odorless, but technical grade samples have a highly unpleasant odor like rotting fish, due to the presence of substituted phosphine and diphosphane (P2H4). With traces of P2H4 present, PH3 is spontaneously flammable in air ( WebPhosphine PH3 or H3P CID 24404 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. National Institutes of Health. National Library of Medicine. National Center for Biotechnology Information. PubChem ...
Phosphine definition and meaning Collins English Dictionary
WebSep 14, 2024 · Phosphine is a chemical compound made up of one atom of phosphorus and three atoms of hydrogen, and scientists have also spotted it on Earth, Jupiter and Saturn.On the gas giants, it's quite ... Webphos· phene ˈfäs-ˌfēn. : an impression of light that occurs without light entering the eye and is usually caused by stimulation of the retina (as by pressure on the eyeball when the lid … fixing snoring
phosphine - Wiktionary
WebJul 7, 2024 · EYE EXPOSURE: Phosphine gas produces no known adverse effects on the eyes. Does phosphine mean life? There is phosphine in the atmospheres of Jupiter and Saturn, for example, but there it is not a sign of life. Scientists think it is formed in the deep atmosphere at high pressures and temperatures, then dredged into the upper atmosphere … Webphosphine / ( ˈfɒsfiːn) / noun a colourless flammable gas that is slightly soluble in water and has a strong fishy odour: used as a pesticide. Formula: PH 3 Collins English Dictionary - … Webphos·phine (fŏs′fēn′) n. 1. A colorless, spontaneously flammable poisonous gas, PH 3, having a fishy odor and used as a fumigant and as a doping agent for solid-state … fixing snagged tights