The wavelength of the photon emitted by a hydrogen atom when an electron makes a transition from $n=2$ to $n=1$ state is:

[JEE Main 2021, 25 Feb (Shift 2)]

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The wavelength of the photon emitted by a hydrogen atom when an electron makes a transition from $n=2$ to $n=1$ state is: [JEE Main 2021, 25 Feb (Shift 2)]

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The wavelength of the photon emitted by a hydrogen atom when an electron makes a transition from \(n=2\) to \(n=1\) stat…

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