- fluorine gases
- фтористые газы
Англо-русский глоссарий алюминиевой промышленности. 2011.
Англо-русский глоссарий алюминиевой промышленности. 2011.
Fluorine — Fluorine, la. fluorum, meaning to flow ), is the chemical element with the symbol F and atomic number 9. Atomic fluorine is univalent and is the most chemically reactive and electronegative of all the elements. In its elementally isolated (pure)… … Wikipedia
fluorine — /floor een, in, flawr , flohr /, n. Chem. the most reactive nonmetallic element, a pale yellow, corrosive, toxic gas that occurs combined, esp. in fluorite, cryolite, phosphate rock, and other minerals. Symbol: F; at. wt.: 18.9984; at. no.: 9.… … Universalium
Gases nobles — Tubos de descarga conteniendo gases nobles, excitados eléctricamente, mostrando la luz emitida. Los gases nobles son un grupo de eleme … Wikipedia Español
xenon — /zee non, zen on/, n. Chem. a heavy, colorless, chemically inactive, monatomic gaseous element used for filling radio, television, and luminescent tubes. Symbol: Xe; at. wt.: 131.30; at. no.: 54. [1898; < Gk xénon, neut. of xénos strange (see… … Universalium
chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another … Universalium
Noble gas — Group 18 Period 1 2 He 2 … Wikipedia
Noble gas compound — Contents 1 History and background 2 Pre 1962 compounds 2.1 Clathrates … Wikipedia
periodic law — /pear ee od ik, pear /, Chem. 1. the law that the properties of the elements are periodic functions of their atomic numbers. 2. Also called Mendeleev s law. (originally) the statement that the chemical and physical properties of the elements… … Universalium
oxidation–reduction reaction — ▪ chemical reaction Introduction also called redox reaction any chemical reaction in which the oxidation number of a participating chemical species changes. The term covers a large and diverse body of processes. Many oxidation– reduction… … Universalium
Perfluorocarbon — derivatives are perfluorocarbons with some functional group attached, for example perfluorooctanesulfonic acid. Perfluorocarbon derivatives can be very different from perfluorocarbons in their properties, applications and toxicity.The term… … Wikipedia
halogen element — ▪ chemical element group Introduction any of the five nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic (periodic law) table. The halogen elements are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine… … Universalium