Ans should be-13.4ev÷9 =1.5ev per atom
Given is 3
@nukita-puyol but here nth excited state is told so
No of lines =(n+1-1)(n+1)=(n+1)×n
I am confused with this pls explain this here nth excited told
@nukita-puyol pls explain why n-1 × n
Here nth excited state is told not nth
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@nukita-puyol pls explain
i have used the formule given in hc verma.
plz go thru hc verma.
@nukita-puyol the formula was ok
But nth excited state told
So state no is n+1
@siddhartha-ghosh yhen this should be the way