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Chemistry history
| Question | Answer |
|---|---|
| Positively charged nuclear atom | Rutherford |
| Discovery of neutron | Chadwick |
| Determined the quantity of the electron's charge | Millikan |
| Discovery of electron | Thomson |
| Discovery of proton | Goldstein |
| Atomic theory | Dalton |
| Gold foil experiment | Rutherford |
| Oil drop experiment | Millikan |
| Periodic table based on increasing mass | Mendeleev |
| Determined the atomic number of all elements | Henry Mosely |