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The Electron Configuration Review

23. Chemistry of the Nonmetals / The Electron Configuration Review / Problem 4

Problem 4

Determine the electron configuration for the Fe³⁺ ion.

A

[Ar] 3d⁶

B

[Ar] 4s² 3d³

C

[Ar] 4s¹ 3d⁵

D

[Ar] 3d⁵