chlorine
chlorine
Symbol: Cl
Atomic number: 17
Atomic weight: 35.453
Halogen element. Poisonous greenish-yellow gas. Occurs widely in nature as sodium chloride in seawater. Reacts directly with many elements and compounds, strong oxidizing agent. Discovered by Karl Scheele in 1774. Humphrey David confirmed it as an element in 1810.

Elements of periodic system. 2013.

  • Chlorine — Chlo rine, n. [Gr. ? pale green, greenish yellow. So named from its color. See {Yellow}.] (Chem.) One of the elementary substances, commonly isolated as a greenish yellow gas, two and one half times as heavy as air, of an intensely disagreeable… …   The Collaborative International Dictionary of English

  • Chlorine — (Chem.), so v. w. Chlor …   Pierer's Universal-Lexikon

  • Chlorīne — Chlorīne, veralteter Name des Chlors; s. auch Resorcin …   Meyers Großes Konversations-Lexikon

  • chlorine — nonmetallic element, coined 1810 by English chemist Sir Humphry Davy (1778 1829) from Gk. khloros pale green (see CHLOE (Cf. Chloe)) + chemical suffix INE (Cf. ine) (2). Named for its color. Discovered 1774, but known at first as oxymuriatic acid …   Etymology dictionary

  • chlorine — ► NOUN ▪ a poisonous, irritant, pale green gaseous chemical element. ORIGIN from Greek khl ros green …   English terms dictionary

  • chlorine — [klôr′ēn΄, klôr′in] n. [< Gr chlōros, pale green (< IE * ghlō , var. of base * ghel : see YELLOW) + INE3: so named (1810) by DAVY Sir Humphry, who proved it to be an element, for its color] a greenish yellow, poisonous, gaseous chemical… …   English World dictionary

  • Chlorine — This article is about the chemical element. For the bleach, see Sodium hypochlorite. For the upcoming film, see Chlorine (film). sulfur ← chlorine → argon F ↑ Cl ↓ Br …   Wikipedia

  • chlorine — chlorinous, adj. /klawr een, in, klohr /, n. a halogen element, a heavy, greenish yellow, incombustible, water soluble, poisonous gas that is highly irritating to the respiratory organs, obtained chiefly by electrolysis of sodium chloride brine:… …   Universalium

  • Chlorine — En chimie organique un chlorine est un grand anneau aromatique hétérocyclique consistant, au noyau, de 3 pyrroles et d un pyrrole réduit couplé à travers 4 liens méthine. À l inverse d un porphyrine, un chlorine est donc largement aromatique mais …   Wikipédia en Français

  • chlorine — [19] Chlorine is a greenish yellow gas, and was named for its colour. The term was coined by the British chemist Sir Humphry Davy in 1810, from the Greek khlōrós ‘greenishyellow’. Of other words containing this element, chlorophyll [19] too was… …   The Hutchinson dictionary of word origins