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ATOMIC STRUCTURE
Question #24957
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Question
Which of the following is the correct electronic configuration of potassium (K)?
A. 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹
B. 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹
C. 1s² 2s² 2p⁶ 3s² 3p⁶ 4p¹
D. 1s² 2s² 2p⁶ 3s² 3p⁶ 4d¹
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