Question

According to bohr's theory, which transition in hydrogen atom will give rise to least energetic photon ?

Answer 1

ΔE∝[1n21 1n22], where n2 > n1ΔE∝[1n12 1n22], where n2 > n1

              ∴ n = 6 to n = 5 will give least energetic photon.

Answer 2

Answer:

Answer refers to the attachment.