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Ch 13 Vocabulary
Physical Science
| Question | Answer |
|---|---|
| Chemical bonding | joining of atoms to form new substances |
| Chemical bond | An interaction that holds atoms or ions together. |
| Valence electrons | An electron that is found in the outermost shell of an atom and that determines the atom's chemical properties. |
| Ionic bond | A bond that forms when electrons are transferred from one atom to another, which results in a positive ion and a negative ion |
| Ion | A charged particle that forms when an atom or group of atoms gains or loses one or more electrons |
| Crystal lattice | the regular patterns in which a crystal is arranged |
| Convalent bond | A bond formed when atoms share one or more pairs of electrons |
| Molecule | The smallest unit of a substance that keeps all of the physical and chemical properties of that substance |
| Metallic bond | A bond formed by the attraction between positively charged metal ions and the electrons around them |