Question

high school chemistry | khan academy

chemistry | khan academy

alkaline earth metals are less reactive than alkali metals?

false

true

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Explanation:

Alkaline earth metals (Group 2) have two valence electrons, while alkali metals (Group 1) have one. Alkali metals lose one electron more easily (lower ionization energy for the first electron compared to alkaline earth metals losing their second electron), making them more reactive.

Answer:

True