What Is the Ground-State Electron Configuration for Ni²⁺ (Z =

question 56

Multiple Choice

What is the ground-state electron configuration for Ni²⁺ (Z = 28) ?

• A) [Ar] 4s² 3d¹⁰
• B) [Ar] 4s² 3d⁶
• C) [Ar] 3d⁸
• D) [Ar] 4s¹ 3d⁷

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