Which list represents the classification of the elements nitrogen, neon, magnesium, and silicon, respectively?
A)
nonmetal, noble gas, metal, metalloid
B)
noble gas, metal, metalloid, nonmetal
C)
nonmetal, metalloid, noble gas, metal
D)
metal, metalloid, nonmetal, noble gas
Nitrogen is a reactive nonmetal. That leaves A or C, neon is a noble gas, the rest make sense too. Magnesium is an alkaline earth metal. silicon is a metalloid.