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ATOMIC STRUCTURE
Question #24949
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Question
Which of the following is the correct electronic configuration of aluminum (Al)?
A. 1s² 2s² 2p⁶ 3s¹ 3p²
B. 1s² 2s² 2p⁶ 3s² 3p¹
C. 1s² 2s² 2p⁶ 3s² 3p²
D. 1s² 2s² 2p⁶ 3s² 3p³
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