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JEE Main 15 Apr 2018 Shift 1 Solved Paper

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Question : 25

Total: 90

The energy required to remove the electron from a singly ionized Helium atom is 2.2 times the energy required to remove an electron from Helium atom. The total energy required to ionize the Helium atom completely is :

20 eV
34 eV
79 eV
109 eV

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