Exercise on Finding Finding configuration of an Excited Nitrogen Atom

Question: Which one of the following configurations represents excited nitrogen atom 14N7?

  1. 1s2, 2s2, 2p1
  2. 1s2, 2s2, 2p2, 3s1
  3. 1s2, 2s2, 2p3
  4. [He]2s2, 2p3


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Date of last modification: Summer , 2019