Question

The wavelength of radiation emitted, when in He
electron falls from infinity to stationary state would
be (R = 1.097 * 107 m-)
(1) 2.2 x 10-8 m (2) 2.2 * 10-9 m
(3) 120 m
(4) 22 x 107 m​

Answer 1

Answer:

the wavelength of radiation emitted when in he election 4)22*107 m