Question

which groups on the periodic table contain metalloids? groups 1-2 groups 3-12 groups 13-16 groups 17-18

Explanation:

Metalloids are elements with properties between metals and non - metals. Groups 1 - 2 have metals (alkali and alkaline earth metals). Groups 3 - 12 are transition metals. Groups 17 - 18 have non - metals (halogens and noble gases). Groups 13 - 16 contain metalloids (e.g., boron in group 13, silicon in group 14, etc.).

Answer:

Groups 13 - 16