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MHT CET 2022 Chemistry question

ChemistryStructure of AtomMHT CET 2022

Calculate the wave number of photon emitted during the transition from the orbit n = 2 to n= 1 in hydrogen atom ( = 109677 )

Answer: (C)

Solution

For hydrogen, the wave number of a spectral line is . Here and : $Missing argument for \bar\barν = 109677(1-) = 109677× = 82257.75 ≈ 82258\

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Question ID VK-093810