The above orbital diagram shown the electronic configuration of

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Chemistry JAMB 2015

The above orbital diagram shown the electronic configuration of

  • chlorine
  • nitrogen checkmark
  • calcium
  • neon

The correct answer is: B

Explanation

Nitrogen has an electronic configuration of 7 i.e
1s2 2ps2 2p3. option A,C,D are chlorine 17, calcium 20, neon 10

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