a. Calculate the energy required to ionize a ground state hydrogen atom. Report your answer in kilo joules.

b. What is the longest wavelength of electromagnetic radiation capable of ionizing a ground state hydrogen atom? Report your answer in nanometers.

c. Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. Report your answer in kilo joules.

d. What is the longest wavelength of electromagnetic radiation capable of ionizing this hydrogen atom in an excited state? Report your answer in nano meters.

n= 00 n=6 n= 5 n=4 n= 3 Paschen (infrared) n= 2 Balmer (visible) n=1 Lyman (ultraviolet) lonization