Which of the following elements have the highest values of ionization energy?

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Which of the following elements have the highest values of ionization energy? Answer: Inert gases

Inert gases possess the highest ionization energies because of their completely filled valence shells, making them highly stable and nonreactive.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.