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9 Cards in this Set
- Front
- Back
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The center of an atom
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nucleus
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A subatomic particle with a posotive charge.
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proton
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A subatomic particle with no charge.
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neutron
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A subatomic particle with a negative charge.
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electron
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A substance made up of only one kind of atom.
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element
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The smallest unit of an element that has all the properties of that element.
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atom
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A grouping of two or more atoms joined together.
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molecule
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The table of elements in order of increasing atomic number; grouped by similar properties.
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periodic table
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A substance made of the atoms of two or more different elements.
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compound
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