halogen

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halogen

 [hal´o-jen]
an element of group VII of the periodic table, the members of which form similar (saltlike) compounds in combination with sodium. The halogens are bromine, chlorine, fluorine, iodine, and astatine.

hal·o·gen

(hal'ō-jen),
One of the chlorine group (fluorine, chlorine, bromine, iodine, astatine) of elements; halogens form monobasic acids with hydrogen, and their hydroxides (fluorine forms none) are also monobasic acids.
[G. hals, salt, + -gen, producing]

hal·o·gen

(hal'ō-jen)
One of the chlorine group (fluorine, chlorine, bromine, iodine, astatine) of elements; halogens form monobasic acids with hydrogen, and their hydroxides (fluorine forms none) are also monobasic acids.
[G. hals, salt, + -gen, producing]

hal·o·gen

(hal'ō-jen)
One of the chlorine group of elements; forms monobasic acids with hydrogen, and their hydroxides.
[G. hals, salt, + -gen, producing]