3 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
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. It is powerful
oxidizing, bleaching, and disinfecting agent. Symbol Cl
Atomic weight, 35.4.
{Chlorine family}, the elements fluorine, chlorine, bromine,
and iodine, called the {halogens}, and classed together
from their common peculiarities.
From WordNet r 1.6 [wn]:
chlorine
n : a common nonmetallic element belonging to the halogens; best
known as a heavy yellow irritating toxic gas; used to
purify water and as a bleaching agent and disinfectant;
occurs naturally only as a salt (as in sea water) [syn: {Cl},
{atomic number 17}]
From Elements database 20001107 [elements]:
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.
more about chlorine
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