Question

hey guys...
Energy of 1st orbit of hydrogen is similar to energy of 2nd orbit of helium , energy of 3rd orbit of helium , energy of 4th orbit of helium.
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Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

So, as per the relation, the potential energy of an electron in the first orbit of the hydrogen atom is same as that of an electron in the second orbit of helium positive ion.