wavelength of transition from (4 rarr 2)...

wavelength of transition from `(4 rarr 2)` in `He^+` is equal as wavelength of transition from `(nrarr 4)` in `Be^3+` then value of n is

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Wavelength of particular transition for H atom is 400 nm . What can be wavelength of He for same transition ?

Assertion: In a hydrogen atom energy of emitted photon corresponding to transition from n = 2 to n = 1 is such greater as compared to transition from n=oo to n = 2 . Reason: Wavelength of photon is directly proportional to the energy of emitted photon.

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Wave length of particular transition for H atom is 400nm. What can be wavelength of He^(+) for same transition:

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In a hydrogen like ionized atom a single electron is orbiting around the stationary positive charge. If a spectral line of lambda equal to 4861Å is observed due to transition from n=12 to n-6 . What is the wavelength of a spectral line due to transition from n=9 to n=6 and also identify the element.

Which transition in Li^(2 +) would have the same wavelength as the 2 rarr 4 transition in He^(+) ion ?

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