Atomic models

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Atomic models

Development of the atomic theory

Atoms

Who is this person?

1. Democritus
2. An old king of the Netherlands
3. Dalton
4. Thomson

Democritus

- philosopher and scientist.

- Everything consists of a number of indivisible particles (atoms).

John Dalton & J.J. Thomson

When dit John Dalton live?

1. In the 14th century
2. In the 15th and 16th century
3. In de th 17th century
4. In the 18th and 19th century

Atomic model of Rutherford

- Protons and neutrons in the nucleus.

- Electrons around the nucleus.

phet.colorado.edu

Give a short summary of the development of atomic models.