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7 Cards in this Set
- Front
- Back
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atom
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the smallest unit of an element that maintains the chemical properties of that element
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element
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a substance that cannot be separated or brokendown into simpler substances by chemical means; all atoms of an element have the same atomic number
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compound
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a substance made up of atoms of two or more different elements joined by chemical bonds
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ion
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an atom, radical, or molecule that has gained or lost one or more electrons and has a positive or negative charge
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ionic bond
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an attractive force between oppositely charged ions, which form when electrons are transferred from one atom to the other
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covalent bond
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a bond formed when atoms share one or more pairs of electrons
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molecule
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a group of atoms that are held together by chemical forces
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