An excited hydrogen atom emits a photon of wavelength λ in returning to the ground state. The shell n of the excited state is given by: (R=Rydbergconstant).
A
√λR(λR−1)
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B
√λR(λR−1)
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C
√(λR−1)λR
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D
√1λR(λR−1)
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Solution
The correct option is B√λR(λR−1) We know that, 1λ=R[1n21−1n22]