| A | B |
| Indicator | A compound that goes through a color change depending on the pH of a solution. |
| Covalent Bond | Formed when atoms share one or more pairs of electrons. |
| pH | A value used to express the acidity or alkalinity of a solution. |
| Base | Any compound that increases the number of hydroxide ions when dissolved in water. |
| Molecule | The smallest unit of a substance that keeps all the physical and chemical properties of that substance. |
| Acid | Any compound that increases the number of hydronium ions when dissolved in water. |
| Polar Molecule | A molecule that has oppositely charged ends. |
| Hydroxide Ions | The presence of more of these causes a solution to be basic. |
| Compound | A substance made of atoms of two or more elements that are chemically bonded. |
| Ionic Bond | Formed by the attraction between oppositely charged ions. |
| Hydrocarbon | A compound that contains only carbon and hydrogen atoms. |
| Hydronium Ions | The presence of more of these causes a solution to be acidic. |
| Immiscible | Cannot be mixed together without separating. |
| Solvent | The substance in which a solute is dissolved in. |
| Miscible | Can be mixed together. |
| Chemical Formula | Tells the elements found in a compound and the ratio of the atoms for those elements. |
| Organic Compound | A covalently bonded compound that contains carbon, excluding carbonates and oxides. |
| Cohesion | The ability of sticking together. |