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No. of visible lines when an electron re...

No. of visible lines when an electron returns from `5^(th)` orbit up to ground state in `H`spectrum :

A

`5`

B

`4`

C

`3`

D

`10`

Text Solution

Verified by Experts

The correct Answer is:
C
`n_(2)=5, " "n_(1)=1`
total number of stectrum line are
`Sigma(5-1)implies Sigma^(4)`
`{:(Sigma^(4)implies4,+,3,+,2,+,1),( " ""lymer",,"Balmer",,"Pascher",,"brackett"):}`
3 line in visible reigon.
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