1. Tardigrade
  2. Question
  3. Chemistry
  4. Which of the following values in electron volt per atom represents the first ionisation energies of oxygen and nitrogen atom respectively?

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Q. Which of the following values in electron volt per atom represents the first ionisation energies of oxygen and nitrogen atom respectively?

Classification of Elements and Periodicity in Properties

Solution:

$IE_{1\left(N\right)}>IE_{1}\left(O\right)$ due to stable half-filled electronic configuration of nitrogen