Atoms & Nuclei

JEE Main level, single correct, medium

89 of 239

Question 89 of 239

Ionisation energy of Li (Lithium) atom in ground state is 5.4eV5.4 \mathrm{eV}. Binding energy of an electron in Li+\mathrm{Li}^{+}ion in ground state is 75.6eV75.6 \mathrm{eV}. Energy required to remove all three electrons of Lithium (Li) atom is

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Answer: (D) 156.6eV156.6 \mathrm{eV}

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