The electron in a hydrogen atom first jumps from the third excited state to the…
CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom
Problem
The electron in a hydrogen atom first jumps from the third excited state to the second excited state and subsequently to the first excited state. The ratio of the respective wavelengths, λ1/λ2 , of the photons emitted in this process is:
(1) 20/7
(2) 27/5
(3) 7/5
(4) 9/7