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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
Alkaline earth metals and halogens
Alkaline earth metals and halogens
Noble gasses and alkali metals
Noble gasses and alkali metals
Halogens and noble gasses
Halogens and noble gasses
Alkali metals and halogens
Alkali metals and halogens
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All Answers 1
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Alkali metals and halogens
Alkali metals (Group 1) are the most reactive metals (easily lose their one valence electron) and halogens (Group 17) are the most reactive nonmetals (easily gain one electron).
Alkali metals (Group 1) are the most reactive metals (easily lose their one valence electron) and halogens (Group 17) are the most reactive nonmetals (easily gain one electron).
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