| Term | Definition |
|---|
| mineral | a naturally occuring solid that has a crystal structure and a definate chemical composistion |
| nonpolar | when the valence electrons are shared equally |
| polar | a covalent bond in which electrons are shared unequally |
| molecular compounds | consist of molecules having covalently bonded atoms |
| double bond | two pairs of electrons are shared between the oxygen atoms |
| covalent bond | a chemical bond formed when two atoms share electrons |
| crystal | when ions form an orderly 3-D arrangment |
| polyatomic ions | ions that are made of more that one atom |
| ion | an atom or group of atoms that have been electrically charged |
| ionic bond | an attraction between two oppositely charged ions |
| halogen | very reactive elements in group 17 |
| period | a row across the table |
| group/family | elements in the same column up and down |
| atomic number | the number of protons in the nucleus |
| electron dot diagram | the symbol for an element surrounded by dots showing valence electrons |
| valence electron | electrons that are far away from the nucleus |
| electrons | particles that move rapidly outside of the nucleus with a negaive charge |
| neutrons | no charge inside nucleus |
| protons | have a positive charge that are inside the nucleus |
| nucleus | the tiny central core of an atom |
Combine with other sets
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