1. Tardigrade
  2. Question
  3. Chemistry
  4. On Mulliken scale, the average of ionisation potential and electron affinity is known a s.................

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Q. On Mulliken scale, the average of ionisation potential and electron affinity is known a s.................

IIT JEEIIT JEE 1995Classification of Elements and Periodicity in Properties

Solution:

Electronegativity = $ = \frac{IP + EA}{2}$ (Mulliken formula)