Question
( rightarrow ) we trow ( r ) no of spectral lines ( =frac{left(n_{2}-n_{1}right)left(n_{2}-n_{1}+1right)}{2} )
[
therefore n_{2}=6, n_{1}=1
]

2 When you are coming from 6 to 1, calculate the I may nog line except balmer sques ?
Solution
