fluorine
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Summary
fluorine is a chemical element[1]. fluorine draws 10,651 Wikipedia views per month (chemical element category, ranking #43 of 144).[2]
Key Facts
- Discoverer or inventor: Henri Moissan[3], André-Marie Ampère[4]
- Instance of: lithophile[5]
- Named after: hydrofluoric acid[6]
- Followed by: neon[7]
- Location of discovery: France[8]
- Element symbol: F[9]
- Chemical formula: F[10]
- Subclass of: diatomic nonmetal[11], nonmetal[12], halogens[13], p-block[14]
- Part of: perfluorinated compound[15], period 2[16], halogens[17]
- Commons category: Fluorine[18]
- Unicode character: 氟[19]
- Crystal system: cubic crystal system[20]
- Time of discovery or invention: 1810[21]
- IPA transcription: ˈflʊəriːn[22], ˈflɔːriːn[23]
- Topic's main category: Category:Fluorine[24]
- Commons gallery: Fluorine[25]
- Atomic number: 9[26]
- Electronegativity: 3.98[27]
- Oxidation state: -1[28], 0[29]
- Described by source: Armenian Soviet Encyclopedia[30], Explanatory Dictionary of the Living Great Russian Language, Second Edition[31], Brockhaus and Efron Encyclopedic Dictionary[32], Small Brockhaus and Efron Encyclopedic Dictionary[33], Granat Encyclopedic Dictionary[34], Meyers Konversations-Lexikon, 4th edition (1885–1890)[35], Encyclopædia Britannica 11th edition[36]
- Has effect: fluorine exposure[37]
- Has characteristic: diamagnetism[38]
- Different from: fluorene[39]
- NIOSH Pocket Guide ID: 0289[40]
- Mass: 18.998403162 dalton[41]
Body
Influence
Things named for fluorine include fluorapatite[42], a mineral species[43]; fluor-liddicoatite[44], a mineral species[45]; fluor-buergerite[46], a mineral species[47]; fluoro-edenite[48], a mineral species[49]; fluorapophyllite-(K)[50], a mineral species[51]; fluoborite[52], a mineral species[53]; fluorwavellite[54], a mineral species[55]; and fluoro-richterite[56], a mineral species[57].
Why It Matters
fluorine has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[58] fluorine is known by 48 alternative names across languages and contexts.[59]
Entities named for fluorine include fluorapatite[42], a mineral species[43]; fluor-liddicoatite[44], a mineral species[45]; fluor-buergerite[46], a mineral species[47]; fluoro-edenite[48], a mineral species[49]; fluorapophyllite-(K)[50], a mineral species[51]; and fluoborite[52], a mineral species[53].