What Is the Ground-State Electron Configuration of an Al³⁺ion?
A) $1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{1}$

question 169

Multiple Choice

What is the ground-state electron configuration of an Al³⁺ion?

• A) \( 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{1} \)
• B) \( 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{4} \)
• C) \( 1 s^{2} 2 s^{2} 2 p^{6} \)
• D) \( 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{2} \)
• E) \( 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{8} \)

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