1. When a metal and a(n) ___ bond, they do not share electrons. 2. The ___ atom transfers one or more valence electrons to the ____ atom, forming a chemically stable compound. 3. A(n) ___ is an atom that is no longer electrically neutral because it has lost or gained one or more valence electrons. a. An atom that loses one or more valence electrons becomes an ion with a(n) ___ charge.