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13 Cards in this Set
- Front
- Back
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Mass of a proton |
1.0073 amu |
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Mass of a neutron |
1.0087 amu |
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Mass of an electron |
5.486 x 10^-4 amu |
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oil drop experiment |
Milikan |
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discover radioactivity |
Becquerel and Rutherford |
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gold foil experiment |
rutherford |
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discovered protons |
Rutherford |
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Discovered neutrons |
Chadwick |
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Discovered electrons |
Thompson |
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Alpha particles |
nucleus of helium atom 4 2 a< |
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Gamma particles |
high energy photon 0 x 0 0 |
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Beta particles |
electrons 0 -1ß |
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Speed of light |
23.0 x 10^8 m/s |
