Question

An electron transition from 4* circular orbit to second circular orbit in hydrogen atom results in the
(1) Line in ultraviolet region
(2) 2nd line in Balmer series
(3) First line in Paschen series
(4) 2nd line in Brackett series

Answer 1

Answer:

3. first line in panchen series

Answer 2

Answer:

(2) 2nd line in Balmer series

Explanation:

Take the help of the attached image to understand.

Thank you.