What Is the Correct Ground State Electron Configuration for Copper

question 152

Multiple Choice

What is the correct ground state electron configuration for copper?

• A)[Ar]4s²4d⁹
• B)[Ar]4s¹4d¹⁰
• C)[Ar]4s¹3d¹⁰
• D)[Ar]4s²3d¹⁰
• E)[Ar]4s²3d⁹

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