Fluorine has 7 valence electrons. which of the following is true of a fluorine molecule (f2)? a. a pair of electrons will be shared between the fluorine atoms. b. only 4 valence electrons will travel around each fluorine atom. c. twelve valence electrons will travel around each fluorine atom, but only 2 will remain around the respective atoms. d. each fluorine atom will take 1 valence electron from the other, and this will constantly happen back and forth.