Karteikarten
Scientists
Karten in diesem Stapel (5)
- 1Dalton's Atomic Theory- elements of tiny particles are called atoms (true)
- atoms of the same element are identical (false ==> isotopes and subatomic particles)
- Atoms of different elements combine with one another in simple, whole number ratios
- When atoms are separated, joined or rearranged a new substance can be made but the atoms of any given element are not changed by the reaction - 2JJ Thomson- cathode ray tube experiment
- discovery of electron
- plum pudding model of an atom - 3Ernest Rutherford- discovered the nucleus (region of positive charge)
- gold foil experiment - 4Niels Bohr- planetary model
- electrons around nucleus like planets around sun - 5Heisenberg and Schrodinger- we cannot know the exact location and momentum of an electron at the same time
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- Beschreibung
- Karteikarten am Scientists, erstellt von ggabeau17 am 27/05/2015.
- Erstellt von
- ggabeau17
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