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)
Type | Words |
---|---|
Synonyms | atomic number 17, cl |
Type of | gas, element, chemical element, halogen |
Has types | radiochlorine |
Derivation | chlorinate |
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