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Java Games: Flashcards, matching, concentration, and word search. |
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| electrons | negative charge |
| protons | positive charge |
| neutrons | no charge |
| isotopes | different number of protons |
| matter | occupies space and has mass |
| atom | smallest unit of matter |
| valence electrons | located in the outer shell |
| ionic bond | donation of electron(s) |
| covalent bond | share electrons |
| atomic number | tells you number of protons |
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Hunterdon County Academies |
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