Which Valences Have The Greatest Tendency To Form Ions - Web an anion (negative ion) is formed by the addition of one or more electrons to the valence shell of an atom. The valence is the combining capacity of an atom of a given element, determined by the number of hydrogen.
Web an anion (negative ion) is formed by the addition of one or more electrons to the valence shell of an atom. The valence is the combining capacity of an atom of a given element, determined by the number of hydrogen.