Term | Definition |
Solution | A mixture containing a solvent and at least one solute that has the same properties throughout. |
Solvent | The part of a solution that is usually present in the largest amount and dissolves a solute. |
solute | The part of a solution that is dissolved by a solvent. |
colloid | A mixture containing small, undissolved particles that do not settle out. |
suspension | A mixture in which particles can be seen easily separated by settling or filtration. |
dilute solution | A mixture that has only a little solute dissolved in it. |
concentrated solution | A mixture that has a lot of solute dissolved in it. |
solubility | A measure of how much solute can dissolve in a given solvent at a given temperature. |
saturated solution | A mixture that contains as much dissolved solute as is possible at a given temperature. |
acid | A substance that tastes sour, reacts with metals and carbonates, and turns blue litmus red. |
corrosive | The way in which acids react with some metals so as to wear away the metal. |
indicator | A compound that changes color in the presence of an acid or base. |
base | A substance that tastes bitter, feels slippery, and turns red litmus blue. |
hydrogen ion (H+) | A positively charged ion formed of a hydrogen atom that has lost its electron. |
hydroxide ion (OH-) | A negatively charged ion made of oxygen and hydrogen. |
pH scale | A range of values used to indicate how acidic or basic a substance is. |
Neutralization | A reaction of an acid with a base, yielding a solution that is not as acidic or basic as the starting solutions were. |
salt | An ionic compound made from the neutralization of an acid with a base. |