Question

(a) Classify the following elements as metals or nonmetals. (Selectall that apply.)
metals: non-metals:
Bi Rn C Bi Rn C
Ca Mg Ge Ca Mg Ge
Ba Si Au Ba Si Au
Ti Br Te Ti Br Te

(b) The distinction between metals and nonmetals is really not aclear one. Some elements, called metalloids, are intermediate intheir properties. Which of these elements and other elements in theperiodic table would you classify as metalloids? (Select all thatapply.)
At Li Sb
Si I Na
V Te Hg
As Al B