scientist test Word Scramble
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Question | Answer |
Modified atomic theory to include atomic number | Moseley |
Used the idea of quanta (discrete units of energy) to explain hot glowing matter | Planck |
Rejected the idea of atoms | Aristotle |
Discovered the electron | Thomson |
Developed plum pudding model of the atom | Thomson |
Equal volumes of gasses at the same temperature and pressure have the same number of molecules | Avogadro |
Developed "planetary model" of the atom from the "gold foil" experiment | Rutherford |
Law of definite proportions | Proust |
First woman to win Nobel prize | Curie |
Proposed that the electron has only certain allowable energy states (energy levels) | Bohr |
The volumes of reacting gasses and gaseous products are in a ratio of small whole numbers | Gay-Lussac |
Discovered the mass and charge of the electron. First American to win Nobel prize | Millikan |
Discovered x-rays. | Roentgen |
First atomic theory based on experimental evidence. Law of multiple proportions | Dalton |
Coined the word atom. Believed there were different atoms for different types of material | Democritus |
Discovered protons | Goldstein |
Law of conservation of mass. Father of Chemistry | Lavoisier |
Discovered neutrons | Chadwick |
Discovered radioactivity | Becquerel |
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