Term
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Definition
| (back of card)building blocks of matter |
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Term
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Definition
| (back of card)located at center of atom |
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Term
| (front of card) electrons |
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Definition
| (back of card)negatively charged particales that are located outside the nucleus(e-) |
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Term
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Definition
| (back of card)a pure substance that cannot be broken down into other substances by physical or chemical means. |
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Term
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Definition
| (back of card)Atoms of the same element that dif. numbers of neutrons. |
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Term
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Definition
| (back of card)is a pure substance formed when two or more elements combine. |
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Term
| (front of card) Covalent bond |
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Definition
| (back of card)chemical bond formed when electrons are shared. |
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Term
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Definition
| (back of card)compound in which the atoms are held together by covalent bonds. |
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Term
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Definition
| (back of card)an atom that has lost or gained one or more electrons |
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Term
| (front of card) Ionic bond |
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Definition
| (back of card)electrical attraction between two posotively charged atoms or groups of atoms called ions. |
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