Flashcards 2022-01-20 What did J. J. Thomson discover in 1897?? The electron.
What model did J. J. Thomson propose for the atom?? The plum pudding model.
What is the plum pudding model?? The idea that an atom contains negative electrons embedded in a uniform sea of positive charge.
What is the one-sentence summary of the alpha-scattering experiment?? Fire alpha particles at a thin gold film and see where the alpha particles are deflected to using a microscope.
2022-01-20
4 min read