Structure of the Atom · Class 9 · CBSE Science

What was the main drawback of Rutherford's model of the atom?

Practice question from Structure of the Atom (Class 9 · CBSE Science), with the correct answer and a step-by-step solution.

medium · Subjective · Q-41C709

What was the main drawback of Rutherford's model of the atom?

Answer: According to electromagnetic theory, any charged particle in accelerated motion would radiate energy. Thus, revolving electrons would lose energy and eventually spiral into the nucleus, making the atom unstable, which Rutherford's model failed to explain.

Solution

Rutherford's model could not explain the stability of atoms because classical physics dictates that revolving charged electrons continuously radiate energy and collapse into the nucleus.

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