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Which group will have an electron configuration that ends in s2?

a
Alkali metals (Group 1)
b
Halogens (Group 17)
c
Alkaline earth metals (Group 2)
d
Noble gases (Group 18)

Sagot :

JoshEast

Answer:   c . Alkaline earth metals (Group 2)

Explanation:

Group 2 metals have 2 electrons in their outer shell. These two electrons are usually found in the s orbital, hence the s².

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