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Ionisation energy of Li (Lithium) atom in ground state is 5.4 eV . Binding energy of an electron in Li ⁺ ion in ground state is 75.6 eV . Energy required to remove all three electrons of Lithium (Li) atom is

Options

  1. A81.0 eV
  2. B135.4 eV
  3. C203.4 eV
  4. D156.6 eV

Correct answer

D. 156.6 eV

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