What Is the Ground-State Electron Configuration for the Element Nickel

question 22

Multiple Choice

What is the ground-state electron configuration for the element nickel (Z = 28) ?

• A)[Ne] 4s¹ 3d⁹
• B)[Ar] 4s¹ 3d⁹
• C)[Ar] 4s² 3d⁸
• D)[Ar] 3d¹⁰

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