Q.
Which one of the following transitions of an electron in hydrogen atom emits radiation of the shortest wavelength ?
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a
n2 = ∞ to n1 = 2
b
n2 = 4 to n1 = 3
c
n2 = 2 to n1 = 1
d
n2 = 5 to n1 = 3
answer is C.
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Detailed Solution
Emission of shortest wavelength means maximum wave number (or) energy, Maximum difference in the energy is between n = 2 to n = 1
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