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Chapter 2 - Development of the Atomic Theory

Match these scientists with their experiments and discoveries leading to the current atomic theory. There are some new people in here, so review section 2.2 in your book.
AB
Daltondefined the term "atom"
Thomsondiscovered the electron
Thomsonperformed the cathode ray experiment
Daltonthought atoms were indivisible and the smallest particles of matter
Rutherfordperformed the gold foil experiment
Rutherforddiscovered the nucleus
Bohrpredicted that electrons travel in orbitals around the nucleus
Millikanperformed the oil-drop experiment
Millikandetermined the charge of an electron
Thomsonproposed the "plum-pudding" model of the atom


Lindsay Bulso

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