3. Using Bohr’s model of the atom, calculate the energy required to move an electron from a ground state

of n = 2 to an excited state of n = 3. Express your answer in both J/photon and kJ/mol.

1 answer

E = 2.18E18 x (1/4 - 1/9) = ?J/photon.

?J/photon x 6.02E23 = J/mol. Change that to kJ/mol.