fluorine
pronunciation
How to pronounce fluorine in British English:
UK [ˈflɔ:ri:n]
How to pronounce fluorine in American English:
US [ˈflʊrˌin, -ɪn, ˈflɔr-, ˈflor-]
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- Noun:
- a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
Word Origin
- fluorine (n.)
- non-metallic element, 1813, coined by English chemist Sir Humphry Davy (1778-1829) from fluorspar ("calcium fluoride," modern fluorite), the late 18c. name of the mineral where it was first found (see fluor) + chemical suffix -ine (2). Not isolated until 1886. Related: Fluorinate; fluorination.
Example
- 1. The system , made by linde , splits hydrogen fluoride into fluorine .
- 2. Its particular molecular structure involves a lopsided arrangement of fluorine atoms on one side and hydrogen atoms on the other .
- 3. Toshiba matsushita display , samsung and lg have installed systems that generate fluorine on-site at some of their lcd and semiconductor facilities .
- 4. The technique , called secondary ion mass spectrometry , was developed to detect trace amounts of volatile gases such as chlorine and fluorine in earth soil samples .
- 5. Compounds containing chlorine and / or fluorine ( cfcs , hcfcs , hfcs , pfcs ) include a huge number of different chemical species , each of which can last in the atmosphere for a specific length of time from less than a year to many thousands of years .