When an atom of sodium and an atom of fluorine combine to form the salt, sodium fluoride, anionic bond, is formed. Which statement correctly describes the behavior of the valence electron in the ionic bond? 5 points
An electron from the fluorine atom moves to the sodium atom
An electron from the sodium atom moves to the fluorine atom
The fluorine atom shares an electron with the sodium atom filling their outer shells
The sodium atom shares an electron with the fluorine atom filling its outer shells