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| Matter can be divided until smallet particle is reached = atom |
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All elements = atoms
atoms are indivisible
atoms can be re-aranged but can atom of one element cannot turn into the atom of another element |
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Cathode Ray Tube
Plum Pudding Model = Atoms contain negative charged partice (electron) |
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Gold Foil Experiement
Atoms contain dense, postivley charged nucleus, most of atom = empty space |
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Inverse relationship between wave length and frequency
Radiation emitted by hot object does not come continously but in chunks
Quantum = smalled amt of energy gained or lost
PHOTOELECTRIC EFFECT |
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Electrons orbit around nucleus in energy levels
They can move energy levels by losing or gaining energy |
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All matter can exhibit wave like behavior (matter waves)
------> APPLICATION OF MOMENTUM |
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Not possible to know momentum and exact location of electron at same time. Quantum mechanical model.
(Based on schrodinger) |
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