Question

Which of these are families of elements?

A.
metals and noble gases

B.
shells and nonmetals

C.
properties and rare earth elements

D.
metalloids and atoms

Answer 1

A family of elements are elements that share characteristics.
Examples of element families are Non-metals, metals, Noble gasses, Halogens, Mettaloids, Actinoids, Transition metals, and more. You can find them on this page http://www.ptable.com . All families have different colors.

For this question, there are 3 options that contain answers which are not families, Shells, properties, rare earth elements and atoms are NOT element families. That leaves option A.

Answer 2

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