What Is the Electron Configuration of the Co(II) Ion

question 64

Multiple Choice

What is the electron configuration of the Co(II) ion?

• A) [Ar]3d⁶
• B) [Ar]3d⁷
• C) [Ar]4s²3d⁵
• D) [Ar]4s²4d²
• E) [Ar]4s²3d⁷

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