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NEET2009ChemistryStructure of AtomActual

Amongst the element with following electronic configurations, which one of them may have the highest ionization energy ?

Options

  1. A[ Ne ] 3 ~s ^2 3 p ^1
  2. B[ Ne ] 3 ~s ^2 3 p ^3
  3. C[ Ne ] 3 ~s ^2 3 p ^2
  4. D[ Ar ] 3 ~d ¹⁰ 4 ~s ^2 4 p ^3

Correct answer

B. [ Ne ] 3 ~s ^2 3 p ^3

Step-by-step solution

[ Ne ] 3 ~s ^2 3 p ^3 has highest ionization energy (half-filled)

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