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Which of the following transition will have highest emission wavelength |
n = 2 to n = 1 n = 1 to n = 2 n = 2 to n = 5 n = 5 to n = 2 |
n = 5 to n = 2 |
∵ $E_2<E_1 \Rightarrow \lambda_2>\lambda_1$
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