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Chapter 13 Vocab
Physical Science Flash Cardsfor TMS
| Word | Definition |
|---|---|
| chemical bonding | the combining of atoms to form molecules or ionic compounds |
| chemical bond | the attractive force that holds atoms or ions together |
| valence electron | an electron that is found in the outermost shell of an atom and that determines the atom's chemical properties |
| ionic bond | the attractive force between oppositely charged ions, which form when electrons are transferred from one atom to another |
| ion | an atom, radical, or molecule that has gained or lost one or more electrons and has a negative or positive charge |
| 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 | a group of atoms that are held together by chemical forces; a molecule is the smallest unit of matter that can exist by itself and retain all of a substance's chemical properties |
| metallic bond | a bond formed by the attraction between positively charged metal ions and the electrons around them |