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13 Cards in this Set
- Front
- Back
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Atom |
Building block of matter; contains subatomic particles neutrons protons and electrons |
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Nucleous |
The side of ribosome production within the nucleus of eukaryotic cells |
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Proton |
Positively charged particle in an atoms nucleous |
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Neutron |
Particle without a charge an atom's nucleus |
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Electron |
negatively charged particle that occupies space around an atom's nucleus |
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Element |
Pure substance composed of only one type of atom cannot be broken down into another substance by physical or chemical means |
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Isotope |
Two or more atoms of the same element having different numbers of neutrons |
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Compound |
Pure substance with unique properties; formed when two or more different elements combined |
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Covalent bond |
Type of chemical bond formed when atoms share electrons |
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Molecule |
Compound whose atoms are held together by covalent bonds |
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Ion |
Adam that is negatively or positively charged because it has lost or gained one or more electrons |
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Ionic bond |
Electrical attraction between two oppositely charged atoms or group of atoms |
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Van der waals force |
Attractive forces between molecules |
