Q.

Which of the following series of transitions in the spectrum of hydrogen atom falls in visible region           [2019]

1 Brackett series   
2 Lyman series  
3 Balmer series   
4 Paschen series  

Ans.

(3)

Lyman series  : UV region
Balmer series    : Visible region
Paschen series : IR region
Brackett series  : IR region
Pfund series   : IR region