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33 Cards in this Set
- Front
- Back
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Matter |
Anything that takes up space and has mass |
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Elements |
All matter living or no living is composed of |
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How many naturally occurring elements are there? |
92 |
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Element that makes up 95% of organisms |
Carbon Nitrogen Hydrogen Oxygen Phosphorus Sulfur |
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Four most abundant elements in humans |
Carbon Oxygen Nitrogen Hydrogen |
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Smallest structure of elements |
An atom |
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Atoms are made of |
Protons neutrons electrons |
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Positively charged particles found in the nucleus 1 amu |
Proton |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels |
Electron |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels 0 amu |
Electron |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels 0 amu |
Electron |
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Atomic # |
Number of protons |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels 0 amu |
Electron |
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Atomic # |
Number of protons |
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Mass number |
Protons plus neutrons |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels 0 amu |
Electron |
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Atomic # |
Number of protons |
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Mass number |
Protons plus neutrons |
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Isotopes |
Back (Definition) |
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Neutrally charged particles in the nucleus 1 amu |
Neutron |
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Negatively charged particles surrounds the nucleus in energy levels 0 amu |
Electron |
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Atomic # |
Number of protons |
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Mass number |
Protons plus neutrons |
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Isotopes |
Back (Definition) |
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Octet rule |
Back (Definition) |
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Molecule and compounds |
Back (Definition) |
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Molecule and compounds |
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