Outrageously Funny Word Dictionary :: Fluorenyl

👉 Fluorine is a chemical element with symbol F and atomic number 7. Fluorine has two isotopes, fluorine-12 and fluorine-13. These isotopes differ in their atomic numbers by one, meaning that they have different atomic masses. The most common isotopic form of fluorine is fluorine-12, which has an atomic mass of approximately 6.945 amu (atomic mass units) while the more rare isotopic form

fluorenyl