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9 Cards in this Set
- Front
- Back
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nucleus
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very tiny center of atoms
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proton
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subatomic particle with a postive charge
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element
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substance made up of only one kind of atom
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atom
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smallest unit of an element that has all the properties of that element
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molecule
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two or more atoms linked together
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neutron
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substance made up of only one kind of atom.
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periodic table
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elements are arrranged in order of atomic number
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electron
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subatomic particle with negative charge
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compound
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substance made of the atoms of two or more elements
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