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The first excitation potential of sodium atom is 2.1 V. Calculate the longest wavelength of the emitted photon. Will the photon be visible ? To Which

Monjur Alahi

The first excitation potential of sodium atom is 2.1 V. Calculate the longest wavelength of the emitted photon. Will the photon be visible ? To Which spectral series will this photon belong? Given `R = 1.097 xx 10^(7) m^(-1)`


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Salim Ahmed Kawsar

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Correct Answer - 5893 Å

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