Guest

which electronic transition in he+ emits light of wavelength equal to the longest wavelength emitted in the paschen series of h atom a}9-6 b}8-6 c}8-5 d}7-3 please tell the process

which electronic transition in he+ emits light of wavelength equal to the longest wavelength emitted in the paschen series of h atom a}9-6 b}8-6 c}8-5 d}7-3


please tell the process

Grade:

1 Answers

Chetan Mandayam Nayakar
312 Points
12 years ago
 E= {1\over 2} m_e v^2 - {Z k_e e^2 \over r} = - {Z k_e e^2 \over 2r}

Paschen H-atom longest=K(1/9 - 1/16)

He+: 2K(1/25 -1/64)

therefore answer is (c)

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free