Identify the Ground-State Electron Configuration for Rb⁺

question 140

Multiple Choice

Identify the ground-state electron configuration for Rb⁺.

• A) [Ar]4s²4p⁶
• B) [Kr]5s¹
• C) [Ar]4s²3d¹⁰4p⁶
• D) [Kr]5s²
• E) [Kr]5s²4d²

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