Chemistry
RyanKochan
39

Which group of elements are considered to be in the same family? A. helium, neon and argon B. potassium, calcium and scandium C. manganese, iron and cobalt D. hydrogen and helium

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(2) Answers
loop234

i think  the answer is a

Ellabella10

A. helium, neon and argon, because they are in the same group or column

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