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Electronic configuration of an elements 13x in the subsidiary energy level is

Electronic configuration of an elements 13x in the subsidiary energy level is
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  • A \( 1s^2 2s^2 2p^6 3s^2 3p^1 \)
  • B \( 1s^22s^2 2p^4 3p^1 3s^1 \)
  • C \( 1s^2 2s^2 2p^6 3s^2 3p^3 \)
  • D \( 1s^1 2s^2 2p^6 3s^2 3p^4 \)
Correct Answer: Option A
Explanation:

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