Question : When an electron jumps from the fourth orbit to the second orbit, one gets the
A. second line of Paschen series
B. second line of Balmer series
C. first line of Pfund series
D. second line of Lyman series
Answer:A
Question : When an electron jumps from the fourth orbit to the second orbit, one gets the
A. second line of Paschen series B. second line of Balmer series C. first line of Pfund series D. second line of Lyman series