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Fluorine - Wikipedia
Fluorine is a chemical element; it has symbol F and atomic number 9 . It is the lightest halogen and exists at standard conditions as pale yellow diatomic gas. Fluorine is extremely reactive as it reacts with all other elements except for the light noble gases. It is highly toxic. en.wikipedia.org
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Fluorine | Uses, Properties, & Facts - Britannica
Fluorine (F), most reactive chemical element and the lightest member of the halogen elements, or Group 17 (Group VIIa) of the periodic table. www.britannica.com
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Fluorine (F) - Chemical properties, Health and Environmental effects
Fluorine is an univalent poisonous gaseous halogen, it is pale yellow-green and it is the most chemically reactive and electronegative of all the elements. www.lenntech.com
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fluorine
fluorine Chem. (ˈfluːərɪn, -aɪn) [f. fluor + -ine, after the analogy of bromine, chlorine, etc.] 1. A non-metallic element (symbol F), forming, with bromine, chlorine, and iodine, the halogen group.1813 Sir H. Davy in Phil. Trans. CIII. 278 It appears reasonable to conclude that there exists in the ... Oxford English Dictionary
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Fluorine - Element information, properties and uses | Periodic Table
Highly thermostable and water proof, it's used as a coating for pots and pans, in baking sprays, and to repel stains on furniture and carpets. Heating and ... periodic-table.rsc.org
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Fluorine | F (Element) - PubChem
Chemical element, Fluorine, information from authoritative sources. Look up properties, history, uses, and more. pubchem.ncbi.nlm.nih.gov
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NIOSH Pocket Guide to Chemical Hazards - Fluorine - CDC
Pale-yellow to greenish gas with a pungent, irritating odor ... Molecular Weight ... 38.0 ... Boiling Point ... 307°F ... Freezing Point ... 363°F ... Solubility ... Reacts. www.cdc.gov
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Fluorine | U.S. Geological Survey - USGS.gov
Fluorine compounds are essential in numerous chemical and manufacturing processes. Fluorspar is the commercial name for fluorite (isometric ... www.usgs.gov
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Chemistry of Fluorine (Z=9)
Fluorine (F) is the first element in the Halogen group (group 17) in the periodic table. Its atomic number is 9 and its atomic weight is 19, ... chem.libretexts.org
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Facts About Fluorine | Live Science
Fluorine is a vital element in the nuclear energy industry, according to the Royal Society. It is used to make uranium hexafluoride, which is needed to ... www.livescience.com
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C&EN: IT'S ELEMENTAL: THE PERIODIC TABLE - FLUORINE
Fluorine is an element of many mosts: It is the most reactive of all of the elements, the most powerful oxidizing agent, and the most electronegative. pubs.acs.org
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fluorine
fluorine/ˈflɔ:ri:n; ?@ ˈfluər-; `flʊəˌrin/ n[U](chemistry 化) element, a pale yellow gas that is both poisonous and corrosive 氟. =>App 10 见附录10. 牛津英汉双解词典
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Fluorine perchlorate
Fluorine perchlorate, also called perchloryl hypofluorite is the rarely encountered chemical compound of fluorine, chlorine, and oxygen with the chemical NF4ClO4 ->[\ \Delta\ ] NF3{} + FClO4 Structure Fluorine perchlorate is not analogous to perchloric acid because the fluorine atom is more electronegative wikipedia.org
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Fluorine compounds
Difluorine While an individual fluorine atom has one unpaired electron, molecular fluorine (F2) has all the electrons paired. bonding between the two fluorine atoms. wikipedia.org
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Fluorine cycle
Levels of fluorine in igneous rocks vary greatly, and are influenced by the fluorine contents of magma. References Fluorine Biogeochemical cycle wikipedia.org
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