Question

which lists only metalloids?
arsenic (as), sulfur (s), and polonium (po)
antimony (sb), tellurium (te), and gallium (ga)
boron (b), germanium (ge), and tellurium (te)
polonium (po), aluminum (al), and silicon (si)

Explanation:

Metalloids have properties intermediate between metals and non - metals. Boron (B), germanium (Ge), and tellurium (Te) are well - known metalloids. Sulfur (S) is a non - metal, gallium (Ga) is a metal, aluminum (Al) is a metal.

Answer:

C. boron (B), germanium (Ge), and tellurium (Te)