A hydrogen atom in the $\backslash ($ n$=7\backslash )$ state decays to the $\backslash ($ n$=1\backslash )$ state. What is the wavelength of the photon that the hydrogen atom emits? Use $\backslash ($ h c$=1240\backslash )$ nm eV$.$

nm

While in the first excited state, a hydrogen atom is illuminated by various wavelengths of light. What happens to the hydrogen atom when illuminated by each wavelength?

$656\mathrm{.}5$ nm $?[$

$661\mathrm{.}5$ nm $?\backslash (\backslash$square $\backslash )-$pick one$-$

$362\mathrm{.}4$ nm $?$