Objectives

• discuss how experimental results led to Rutherford's atomic model
• familiarize yourself with the assumptions Rutherford made in his scattering experiments
• know the relationship between the impact parameter b and the scattering angle Theta
• write down Rutherford's scattering equation and the four predictions it makes
• summarize the general assumptions of Bohr's model
• derive the equation for r_n starting with the pricipal quantum number, n
• interpret and create energy level diagrams
• explain in your own words the correspondence principle
• derive the equivalence of Bohr and classical frequencies
• talk about the limitations of the Bohr model
• state the definition for ground state
• explain how the Franck-Hertz Experiment proved the quantization of atomic electron energy level