The frequency of radiation emitted when the electron falls from n = 4 to n = 1 in hydrogen atom will be (Given ionization energy of H = 2.18 $ \times $ 10$-$18 J atom$-$1 and h = 6.625 $ \times $ 10$-$34 J s)

Question

The frequency of radiation emitted when the electron falls from n = 4 to n = 1 in hydrogen atom will be (Given ionization energy of H = 2.18 $ \times $ 10^$-$18 J atom^$-$1 and h = 6.625 $ \times $ 10^$-$34 J s)

1.54 $ \times $ 10¹⁵ s^$-$1

1.03 $ \times $ 10¹⁵ s^$-$1

3.08 $ \times $ 10¹⁵ s^$-$1

2.00 $ \times $ 10¹⁵ s^$-$1

Solution

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