Question : In which of the following series, does the 121.5 nm line of the spectrum of the hydrogen atom lie ?
A. Lyman series
B. Balmer series
C. Paschen series
D. Brackett series.
Answer:A
Question : In which of the following series, does the 121.5 nm line of the spectrum of the hydrogen atom lie ?
A. Lyman series B. Balmer series C. Paschen series D. Brackett series.