For the emission spectrum of Be3+, calculate the lowest wavenumber νˉ (in inverse meters) of light produced by electron transitions between n=2, n=3, and n=4.


I don't want to know the answer... Just tell me what I would need to do to work it out :) pls?? X

4 answers

8.56*10^6
by amar chauhan
that's not an answer!
sry. i meant that that wasn't the explanation for how to do it
concepts??