1.

Which one of the series of hydrogen spectrum is in the visible region     [RPMT 1999;MP PET 1990; MP PMT 1994; AFMC 1998; CBSE PMT 1990; MH CET 2004]

A.   Lyman series         
B.   Balmer series
C.   Paschen series  
D.   Bracket series
Answer» C.   Paschen series  


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