Question

A line in the Lyman series of the hydrogen atom emission results from the transition of an
electron from the n=3 level to the ground state level.

a) What n level (#) is the ground state level for the hydrogen atom?

b) What is the energy of this photon in Joules?

Answer 1

a) one
b) look it up

Answer 2

c) What is the frequency (in Hz) and wavelength (in nm) of the emitted photon?

Answer 3

I don't understand this problem at all, I'm very confused, help would be greatly appreciated