Can you help me with defining Coinage Metals? Yahoo
10/03/2011· are they reactive, electronegative, divalent or monovalent metals, and what do they form?? For examples of what i'm looking for Alkali Metals- any of the elements lithium, sodium, potassium, rubidium, cesium, and francium occupying Group IA (1) of the periodic table. They are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.