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12 Cards in this Set
- Front
- Back
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Ion |
An atom that is no longer neutral because it has lost or gained an electron |
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Ionic bond |
Attraction that holds ions close together |
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Compound |
A pure substance containing to or more elements that are chemically bonded |
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Mettalic bonds |
Form when metal atoms share their pooled electrons |
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Covalent bond |
The neutral particle formed when atoms share electrons |
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Molecule |
Neutral particle formed when atoms share electrons |
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Polar bond |
A bond in which electrons are shared unevenly |
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Chemical formula |
A combination of chemical symbols and numbers that shows which elements are present in a compound and how many atoms of each element are present |
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electron cloud
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area where atom's electrons travel |
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energy levels |
different areas for an electron in an atom |
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electron dot diagram |
symbol of an element surrounded by as many dots as there are electrons in its outer energy level |
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chemical bond |
the force that holds 2 atoms together |
