1. Tardigrade
  2. Question
  3. Chemistry
  4. Electron gain enthalpy and ionisation energy of an atom are -a and +b eV respectively. The electronegativity of that atom on Mulliken scale is given by :

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. Electron gain enthalpy and ionisation energy of an atom are -a and +b eV respectively. The electronegativity of that atom on Mulliken scale is given by :

NTA AbhyasNTA Abhyas 2020Classification of Elements and Periodicity in Properties

Solution:

$\text{EN}=\frac{\text{IE} + E A ⁡}{2}\text{and}E⁡A⁡=-E⁡_{\text{g} a}$