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Question

The frequency of radiation emitted when the electron falls from n = 4 to n = 1 in a hydrogen atom will be

(Given ionization energy of H = 2.18 × 1018 J atom1 and h = 6.625 × 1034 Js)


A

3.08 × 1015 s-1

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B

2.00 × 1015 s-1

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C

1.54 × 1015 s-1

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D

1.03 × 1015 s-1

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