The Rydberg constant for Hydrogen is 1.097×107m−1. Calculate the short wavelength limit of Lyman series.
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Solution
Wavelength of light emitted in Lyman series 1λ=R(11−1n2) where n=2,3,4... For shortest wavelength, n=∞ ⟹λs=R(11−1∞2)=1R λs=11.097×107m=91.2×10−9m=9.12×10−8m=91.2nm