Question

using the periodic table, classify these elements as metals, nonmetals, or metalloids. si, he, fe, k
si = nonmetal
he = metal
a fe = metalloid
k = metal
si = metalloid
he = nonmetal
b fe = metal
k = metal
si = nonmetal

Explanation:

Silicon (Si) is a metalloid. Helium (He) is a non - metal. Iron (Fe) and Potassium (K) are metals.

Answer:

B. Si = metalloid, He = nonmetal, Fe = metal, K = metal