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Sahay Sir > Question Answers > JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 > Chemistry > Chapter 2 - Atomic Structure > If the nitrogen atom had electronic configuration 1s^7 , it would have energy lower than that of the normal ground state configuration 1s^2 2s^2 2p^3 , because the electrons would be closer to the nucleus. Yet 1s^7 is not observed because it violates:

If the nitrogen atom had electronic configuration 1s^7 , it would have energy lower than that of the normal ground state configuration 1s^2 2s^2 2p^3 , because the electrons would be closer to the nucleus. Yet 1s^7 is not observed because it violates:

because the electrons would be closer to the nucleus. Yet 1s^7 is not observed because it violates: If the nitrogen atom had electronic configuration 1s^7 it would have energy lower than that of the normal ground state configuration 1s^2 2s^2 2p^3