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15 Cards in this Set
- Front
- Back
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What 3 ways could we shrink to the size of antman |
1. Push electrons closer to the nucleus 2. Take some atoms out 3. Push atoms closer together |
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Can we push electrons closer to the nucleus? |
No |
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If opposites attract, then why don't electrons get pulled together into the nucleus? |
A. Electrons are Moving too fast ( more than 500 million mph) B. Electromagnetism is 1000 billion billion billion billion times stronger than gravity |
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Heavier atoms= |
More prtons |
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More protons= |
More electons |
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And electrons= |
Repel each otehr |
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Atomic# |
Number of protons |
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Periods |
Horizontal rows |
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Groups |
Vertical columns |
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You only see_________ electons |
Valence |
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Chemistry is the study of |
Matter |
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Atoms mean |
Cannot be devided |
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Who discovered electosn |
Thomson |
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Who discovered the nucleus |
Rutherford |
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Most of an atoms space is made up of |
Electron clous |
