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Question 21081
NEET Chemistry · Easy

Structure of Atom: Electronic configuration MCQ

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Electronic configurationEasyQuestion 21081

Question

Electronic configuration of oxygen (Z = 8) is:

  1. A
    1s22s22p41s^22s^22p^4
    Correct
  2. B
    1s22s22p61s^22s^22p^6
  3. C
    1s22s23s41s^22s^23s^4
  4. D
    1s22p61s^22p^6

Correct answer

1s22s22p41s^22s^22p^4

Explanation

Eight electrons fill in this order.

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