The Electron Configuration of a Ground-State Co Atom Is

question 102

Multiple Choice

The electron configuration of a ground-state Co atom is

• A) [Ar]4s²3d⁷.
• B) 1s²2s²2p⁶3s²3d⁹.
• C) [Ne]3s²3d⁷.
• D) [Ar]4s¹3d⁵.
• E) [Ar]4s²4d⁷.

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