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The energy of an atom (or ion) in its ground state is - 54.4eV.

+2 votes

asked Feb 13, 2019 in Physics by kratos

The energy of an atom (or ion) in its ground state is - 54.4eV. It may be

(a) hydrogen

(b) deuterium

(c) He+

(d) Li++.

class-12
physics of the atom

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1 Answer

+6 votes

answered Mar 5, 2020 by kratos

Best answer

The correct answer is (c) He+

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