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Chlorine

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This is an old revision of this page, as edited by Mav (talk | contribs) at 17:23, 3 March 2002 (slight reformat of definition + reorg of body + new headings (to be filled in later) adding references that will be used in upcoming table addition). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Chlorine is a chemical element in the periodic table that has the symbol Cl and atomic number 17. Chlorine is one of the halogens.

Notable Characteristics

The pure chemical element has the physical form of a diatomic green gas. The name chlorine is derived from chloros, meaning green, referring to the colour of the gas.

Uses

Chlorine is an important chemical in water purification, in bleach and in mustard gas.

Isotopes

There are two principal stable isotopes of chlorine, of mass 35 and 37, found in the relative proportions of 3:1 respectively, giving chlorine atoms in bulk an apparent atomic weight of 35.5.


References:
Los Alamos National Laboratory - Chlorine
WebElements.com - Chlorine
EnvironmentalChemistry.com - Chlorine
Schenectady County Community College - Chlorine

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