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Energy Levels

14. Electron ...

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14. Electron gain enthalpy and ionisation energy of an atom are respectively -a and + b eV. The electronegativity of that atom on mulliken scale is given by: 1) a - b 2) (a - b)/2 3) a + b 4) (a + b)/2

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Q. Which of the following relation is correct?

(IE = Ionisation energy in eV/atom, EA = Electron affinity in eV/atom, EN = Electronegativity in Mulliken scale)

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Q. The ionisation enthalpies of atoms A and B are 400 and 300

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Q. If ionisation energy of an atom is 10 eV & electron affinity is 6.8 eV, then electronegativity of the atom on Pauling's scale is:

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