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24-02-2021
Chemistry

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what is the ground state electron configuration of an elements with atomic number 21?

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jeremiahalmonte jeremiahalmonte

24-02-2021

Answer:[Ar] 3d1

Explanation:

Scandium atoms have 21 electrons and the shell structure is 2.8. 9.2. The ground state electron configuration of ground state gaseous neutral scandium is [Ar]. 3d1.

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