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The Atom
Term | Definition |
---|---|
John Dalton | Billiard Ball Model |
J.J. Thompson | Plum Pudding Model |
Ernest Rutherford | Planetary Model |
Niels Bohr | Orbital Model |
Isotopes | Atoms with the same number of protons but different number of neutrons |
Nucleus | The central part of an atom |
Atomic Number | The number of protons in an atom of an element |
Mass Number | The total number of protons and neutrons in an element |
Matter | Anything that takes up space and has mass |
Atom | The smallest part of an element that has the properties of that element |
Element | A substance made up of only one type of atom |