R13. The best statement in reactions: A. Metals lose electrons while nonmetals gain electrons in their valence shell to have eight electrons to have the electronic configuration of the nearest inert gas. B. Metals lose electrons while nonmetals gain electrons in their valence shell to have eight electrons in their valence shell. C. Metals and nonmetals gain electrons in their valence shell to have eight electrons to have the electronic configuration of the nearest inert gas. D.Metals gain electrons while nonmetals lose electrons in their valence shell to have eight electrons to have the electronic configuration of the nearest inert gas.