How did Bohr refine the model of the atom? He developed the concept of concentric electron energy levels. He developed the quantum mechanical model. He developed electrochemistry. He discovered the electron. How did Schrodinger refine the model of the atom? He developed the concept of concentric electron energy levels. He developed electrochemistry. He discovered the electron. He developed the quantum mechanical model.
Part A
He developed the concept of concentric energy levels
(Electrons move in circular orbits )
Part B
He developed the quantum mechanical model
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