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 suffocating odor, and exceedingly poisonous. It is abundant in nature, the most important compound being common salt (Sodium chloride). It is powerful oxidizing, bleaching, and disinfecting agent. Symbol Cl. Atomic weight, 35.4. [1913 Webster]

{Chlorine family}, the elements fluorine, chlorine, bromine, and iodine, called the {halogens}, and classed together from their common peculiarities. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • halogens — halogenai statusas T sritis chemija apibrėžtis F, Cl, Br, I, (At). atitikmenys: angl. halogens; haloid elements; haloids rus. галогены …   Chemijos terminų aiškinamasis žodynas

  • HALOGENS —    (i. e., salt producers), name given to the elementary bodies, chlorine, bromine, iodine, and fluorine as in composition with metals forming compounds similar to sea salt …   The Nuttall Encyclopaedia

  • halogens — hal·o·gen || hælÉ™dÊ’en n. any of a number of electronegative elements which form a salt when united with metals (Chemistry) …   English contemporary dictionary

  • halogens — Substance containing fluorine, chlorine, bromine, and iodine …   Dictionary of automotive terms

  • 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

  • Halogen — The halogens or halogen elements are a series of nonmetal elements from Group 17 IUPAC Style (formerly: VII, VIIA, or Group 7) of the periodic table, comprising fluorine, F; chlorine, Cl; bromine, Br; iodine, I; and astatine, At. The undiscovered …   Wikipedia

  • Astatine — (pronEng|ˈæstətiːn) is a radioactive chemical element with the symbol At and atomic number 85. It is the heaviest of the discovered halogens. Characteristics This highly radioactive element has been confirmed by mass spectrometers to behave… …   Wikipedia

  • organohalogen compound — Introduction  any of a class of organic compounds (organic compound) that contain at least one halogen (halogen element) ( fluorine [F], chlorine [Cl], bromine [Br], or iodine [I]) bonded to carbon. They are subdivided into alkyl, vinylic, aryl,… …   Universalium

  • Chemical element — The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of …   Wikipedia

  • Alkane — Not to be confused with Alkene or Alkyne. Chemical structure of methane, the simplest alkane Alkanes (also known as paraffins or saturated hydrocarbons) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded… …   Wikipedia

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