Chemistry, asked by ankitkumarjeh3012, 1 year ago

how many lines in the spectrum will be obsered when electrons return from 7th shell to 2nd shell

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Answered by Anonymous

Answer:

The ans is 6.can be found out using a simple formula:(N2-N1)(N2-N1plus1) N2=higher shell from where electron makes transistion N1=lower energy shell ans:4*3/2=6

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