Which list of elements contains a metal, a metalloid, and a nonmetal?

Of the elements Pt, V, Li, and Kr, which is a nonmetal?

Which groups of the modern periodic table contain elements that are classified as metalloids?

How to test a sample of an element to see if it is a metal

Which are elements that have the physical and chemical properties of both metals and nonmetals?

What types of atoms form cations? Where are they located on the periodic table?

Write the symbol for each element and classify it as a metal, nonmetal, or metalloid. a. bromine b. potassium c. lead d. silicon e. silver

True or false: Because elements that form cations are metals, and elements that form anions are nonmetals, elements that do not form ions are metalloids.