The Energy Needed to Change a He⁺ Ion in the Ground

question 51

Multiple Choice

The energy needed to change a He⁺ ion in the ground state into a He²⁺ ion is

• A) 13.6 eV
• B) 54.4 eV
• C) 112.4 eV
• D) 92.9 eV
• E) 27.2 eV

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