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Fluorine
From Wikipedia, the free encyclopedia
Fluorine (symbol F) ek chemical element hae jiske atomic number 9, aur atomic mass 19 hae. Ii periodic table ke Group 7 (halogens) me hae.
Fluorine (symbol F) ek chemical element hae jiske atomic number 9, aur atomic mass 19 hae. Ii periodic table ke Group 7 (halogens) me hae.