Question

Whenever a hydrogen atom emits a quantum in the visible region of Balmer series, to return to the ground
state,
(A)It may emit another quantum in Balmer series again
(B)It must emit another quantum in ultraviolet region of Lyman series
(D)Second quantum of wavelength 122 nm will be emitted
(E)Second quantum will be emitted in Paschen series, i.e, near infra red region
P.S: It's a multi option correct and it would be appreciated if explanations are given :)​

Answer 1

Answer:

B and D are correct

Explanation:

B..

From L shell it will descend down to k shell with the emission of uv

D..

120nm is in uv range