| Question |
 |
|
| Answer |
|
|
| Atom |
The smallest unit of any thing |
| An atom is made up of _____ |
Protons, neutrons, and electrons |
| Element |
Consists of atoms with the same chemical properties |
| Molecule |
Two or more atoms bonded together |
| Macromolecule |
A large molecule |
| Compound |
Another name for a molecule |
| Ion |
Positively or negatively charged atom or molecule |
| Electrolyte |
Releases ions when put into water |
| Mixture |
A combination of two or more substances |
| Solution |
A mixture of solute dissolved into solvent |
| Solute |
Dissolved particles in water |
| Solvent |
Disolving substance eg. water |
| Suspension |
A mixture of two or more substances in liquid that do not dissolve but distribute evenly throughout |
| Acid |
Releases hydrogen ions in a solution |
| Base |
A substance that binds hydrogen ions |
| pH scale |
Used to measuer acidity and basicity |
| Alkalinity |
Basicity |
| Buffer |
A solution that prevents sharp changes in pH |
| Cation |
Postitively charged |
| Anion |
Negatively charged |
| Biochemistry |
The chemistry of life |
| Matter |
Anything that occupies space |
| Proton is ___ charged |
Positively |
| Neutron is ___ charged |
Neutral |
| Electron is ___ charged |
Negatively |
| What element differentiates organic and inorganic objects? |
Carbon |
Ch.18 LTI-MA 509
