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Which of the following transition will have a wavelength different than that observed in rest of the transition ?A. H-atoms, transition from `3^(rd)` level to `1^(st)` level.B. `He^(+)` ion, transition from `5^(th)` excited state to `1^(st)`C. `Li^(2+)` ion, transition from `9^(th)` level to `3^(rd)` level.D. `Be^(+3)` ion, transition from `11^(th)` excited state to `3^(rd)` level |
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Answer» Correct Answer - D (A) `1/(lambda_(H))=Rxx1^(2)(1/(1^(2))-1/(3^(2)))` (B) `1/(lambda_(He^(+)))=Rxx2^(2)(1/(2^(2))-1/(6^(2)))` (C) `1/(lambda_(Li^(2+))=Rxx3^(2)(1/(3^(2))-1/(9^(2)))` (D) `1/(lambda_(Be^(3+))=Rxx4^(2)(1/(3^(2))-1/(12^(2)))` D is different |
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