| A | B |
| single bond | 2 shared electrons |
| double bond | 4 shared electrons |
| triple bond | 6 shared electrons |
| valence electrons | electrons in highest energy level |
| octet rule | Atoms will react to gain 8 electrons in the valence shell |
| nonbonding pairs | electrons that are not shared between atoms |
| bonded pairs | electrons that are shared between atoms |
| Lewis Structure | Diagrams used to track electrons in elements or reactions |
| covalent compound | compound formed when atoms share electrons |
| ionic compound | compounds formed when positive ions are attracted to negative ions |
| bonds | force of attaction between positive and negative charges |
| Valentine's Day | day to make people in your life feel special |