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flu·o·rine
 fluorine
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- pronunciation:
- flu
rin
[or]
flo
rin
- features:
- Word Combinations (noun), Word Explorer
| part of speech: |
noun |
| definition: |
an extremely reactive chemical element of the halogen group that has nine protons in each nucleus and that occurs naturally only in compounds such as fluoride salts, but that can be isolated in pure form as a yellowish, highly toxic gas. (symbol: F)
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