Question 20 Identify each element described as a metal, nonmetal, or metalloid, based on its properties Column B a. Nonmetal b. Metalloid C. Metal Column A A gas with a boiling point lower than room temperature 2. A dull, white solid that does not conduct electricity and breaks easily 3. A lustrous solid that conducts electricity well and deforms somewhat when struck with a hammer An electrical conductor that breaks when struck with a hammer Question 21 Why do metals tend to be conductive, malleable, and ductile? a b C Valence electrons are loosely held and shared among many atoms Valence electrons are tightly held around small clusters of atoms Valence electrons are shared evenly between pairs of atoms Valence electrons are loosely held around individual atoms Valence electrons are lost completely by the metal atoms d e