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Sodium atom emits light with a wavelength of 330nm when an electron moves from a 4p orbital to a 3s orbital. what is the energy difference between the orbitals in KJ/mol?


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$\lambda = 300nm=330\times10^{-9}m$
=362.62 KJ/mol
Hence anwer is (a)
answered Feb 6, 2014 by sharmaaparna1

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