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13 Cards in this Set
- Front
- Back
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Proton |
The positively charged particle in the nucleus of the atom. |
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Neutron |
The particle in the nucleus that has no charge at all. |
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Electron |
Negatively charged particle in the atom. |
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Electron Cloud |
The way electrons move around the atom. |
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Nucleus |
Positively charged, center part of the atom. |
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Isotope |
Two or more atoms of the same element that have different numbers of neutrons in their nuclei. |
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Atomic Number |
number of protons in the nucleus of each atom of a given element. |
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Atomic Symbol |
Letter that tells you what it is. |
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Atomic Formula |
Formula of a compound such as H2O |
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Compound |
a substance produced when elements combine and whose properties are different from each elements in it |
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Mixture |
Combination of compounds and elements that have not formed a new substance. |
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Atom |
small particle that makes up most of matter. |
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Element |
clasified as metal, metalloid, and nometals |
