a. On your periodic table, draw the black stair-step line that distinguishes metals from nonmetals.
b. Metalloids have properties of both ________ and _____________.
c. Define semiconductor ___________________________________.
d. Name two metalloids that are semi-conductors. ____________and __________.
e. This property makes metalloids useful in ____________and ______________.
17. Click in Nonmetals to answer these questions.
a. What are the group numbers? ___________ through ____________
b. List four characteristics of ALL nonmetals. ______________________________
c. What two states of matter do nonmetals exist in at room temperature?
d. The nonmetals have no _______________and do not ____________________.
e. What are the oxidation numbers of the nonmetals? _______________________