Question

Watch the video about Families of the Periodic Table and answer the question:

Which two groups of elements in the Periodic Table are the most reactive?

(1 point)
Responses

Alkali metals and halogens
Alkali metals and halogens

Noble gasses and alkali metals
Noble gasses and alkali metals

Halogens and noble gasses
Halogens and noble gasses

Alkaline earth metals and halogens
Alkaline earth metals and halogens
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1 answer

Alkali metals and halogens