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12 Cards in this Set
- Front
- Back
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Electron cloud |
the space which the atoms electrons move around in |
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energy levels |
the differ areas for an electron in an atom are called energy levels |
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electron dot diagram |
the symbol for the element surrounded by as many dots as there are electrons |
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chemical bond |
the force that holds two atoms to |
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Ion |
An atom that is no longer neutral because it has lost or grained an electron |
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ionic bond |
type of chemical bond |
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compound |
a pure substance containing two or more elements that are chemically bonded |
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metallic bonds |
form when metal atoms share their pooled electron |
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convalent bonds |
shared electrons are attracted is called a convalent bond |
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molecule |
a neutral particle formed when atoms share electrons is called a molecule |
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polar bond |
A polar bond is a covalent bond between two atoms where the electrons forming the bond are unequally distributed. This causes the molecule to have a slight electrical dipole moment where one end is slightly positive and the other is slightly negative. |
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chemical formula |
a set of chemical symbols showing the elements present in a compound and their relative proportions, and in some cases the structure of the compound
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