What is the minimum energy required to ionize a hydrogen atom in the n= 3 state?

1 Answer
May 26, 2017

Answer:

#2.42x10^(-16)J#

Explanation:

Use the Bohr Energy Equation for #n_i = 3 -> n_f = oo#
#DeltaE_i# = -#A(1/n_f^2 - 1/n_i^2)# = #-2.18x10^(-18)J(1/oo^2 - 1/3^2)# = #-2.18x10^(-18)J(0 -0.111)J = 2.42x10^-19J#