SEARCH Articles Figures Tables Carbon materials nonmetal elements Chemical elements nonmetals Classification of elements into metals and nonmetals Elements metals and nonmetals Nonmetal An element that does not exhibit Nonmetal An element that does not exhibit bonding Nonmetal An element that does not exhibit ion formation Nonmetal main-group elements Nonmetals Nonmetals Elements above and to the right Nonmetals diatomic elements Nonmetals elements Nonmetallic materials Periodic properties of elements nonmetals Selenium, elemental nonmetal halides Skill 12.11-Based on position in the periodic table, predict which elements have characteristics of metals, semimetals, nonmetals, and inert gases Transition Elements Metals to Nonmetals Valence electrons nonmetal elements