Which of the pair of elements would you expect to have lower first ion – InterviewSolution

1.	Which of the pair of elements would you expect to have lower first ionization enthalpy? Explain your answer.K or Ar
Answer» K: Potassium has a lower value of first ionization enthalpy than argon. This is because Argon, an inert gas, has fully filled valence orbital from which electrons cannot be removed easily.

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