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According to the Mulliken scale, how is the electronegativity of an isolated gaseous atom defined maPeriodic Table and Periodicity Chemistry Question

Question

According to the Mulliken scale, how is the electronegativity of an isolated gaseous atom defined mathematically?

Answer: B

💡 Solution & Explanation

Robert Mulliken defined electronegativity as the simple average of an atom's First Ionization Energy (IE) and Electron Affinity (EA), both expressed in eV/atom.

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