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The energy of an electron in the first Bohr orbit of H atom is . The possible energy value(s) of the excited state(s) for electrons in Bohr orbits of hydrogen is(are)

a)

b)

c)

d)



Question ID - 101493 | SaraNextGen Top Answer

The energy of an electron in the first Bohr orbit of H atom is . The possible energy value(s) of the excited state(s) for electrons in Bohr orbits of hydrogen is(are)

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

The energy of an electron in Bohr orbits of hydrogen atom is given by the expression

Where  takes only integral values. For the first Bohr orbit, , and it is given that

. Hence

Of the given values of energy, only  can be obtained by substituting  in the above expression

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