The atomic number of manganese (Mn) is 25. What's the electron configuration for manganese?
A. [Ar] 3s5 4p2
B. [Ne] 3d7
C. [Ne] 452 3p5
D. [Ar] 3d5 4s2

Respuesta :

Answer:

[tex]\boxed{\sf D. \ [Ar] \ 3d5 \ 4s2}[/tex]

Explanation:

Manganese is a group 7 transition metal with an electronic configuration of [Ar] 3d5 4s2.

D . [Ar] 3d5 4s2

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