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chapter 13 vocab
physical science
| Question | Answer |
|---|---|
| chemical bonding | the combining of atoms to form molecules or ionic compounds |
| chemical bond | an interaction that holds atoms or ions together |
| valence electron | an electron that is found in the outermost shell of an atom and that determines tha atom's chemical properties |
| ionic bond | a bond that forms when electrons are transferred from one atom to another, which results in a posiive ion and a negative ion |
| ions | a charged particle that forms when an atom or group of atms gain or loose one or more electrons |
| crystal lattice | the regular pattern in which a crystal is arranged |
| covalent 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 an chemicalproperties of that substance |
| metallic bond | a bond formed by the attraction between positively charged metal ions and the electrons around them |