Which statement describes the valence electrons in metallic bonds? a)they are shared equally between two atoms. b)they are shared unequally between two atoms. c)they are shared among many atoms. d)they are transferred from one atom to another.

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.