The ionisation potential for hydrogen atom is 13.6eV, the ionization potential for He⁺

The ionisation potential for hydrogen atom is 13.6eV, the ionization potential for He⁺ is

Options

(a) 54.4 eV
(b) 6.8 eV
(c) 13.6 eV
(d) 24.5 eV

Correct Answer:

54.4 eV

Explanation:

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